Inventor

Dong Hoon Lee

Inventor

Seoul, KR

Overview

1993–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 322 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Lprimary

H01LSemiconductor devices8%

H10KOrganic electric solid-state devices7%

C09KMaterials for miscellaneous applications, not provided for elsewhere6%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein6%

C07DHeterocyclic compounds5%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution4%

G09GArrangements or circuits for control of indicating devices using static means to present variable information3%

H05BElectric heating3%

F25DRefrigerators3%

H10DInorganic electric semiconductor devices3%

PatentTitleYear

11,004,404Image data processing apparatus and display device for reducing power consumption of backlight2021 10,973,302Compact container having tension part integrally formed therein2021 D0911850Cosmetic container2021 10,932,543Cosmetics compact container having discharge plate for evenly discharging cosmetics2021 D0911181Cosmetic container2021 10,861,409Display device having a plurality of display regions2020 10,859,018Exhaust gas purification system using three-way catalyst and method of controlling the same2020 10,854,904Polymer electrolyte membrane, a method for fabricating the same, and a membrane-electrode assembly including the same2020 10,847,827Ion conductor, method for preparing same, and ion-exchange membrane, membrane-electrode assembly and fuel cell comprising same2020 10,833,278Compound and organic light emitting device comprising the same2020 10,833,277Heterocyclic compound and organic light emitting diode comprising same2020 10,815,850Method for catalyst purge control based on engine temperature and vehicle using the same2020 10,811,615Compound and organic light emitting element comprising same2020 10,804,232Semiconductor device with thin redistribution layers2020 10,777,115Display device and method of driving the same2020 10,758,401Excreta disposal device including male module having opening facing human body2020 10,745,362Heterocyclic compound and organic light emitting device comprising same2020 10,738,140Polyethylene, method for preparing the same and separator using the same2020 10,734,188X-ray tube for improving electron focusing2020 10,734,590Heterocyclic compound and organic light-emitting element using same2020 10,714,692Organic light emitting device having a carbazole-based compound formed between cathode and light emitting layer and a spirobifluorene-monoamine based compound formed between anode and light emitting layer2020 10,700,289Heterocyclic compound and organic light emitting element comprising same2020 10,680,182Fluoranthene compound, and organic electronic device comprising same2020 10,679,566Display device2020 10,629,366Magnetic shielding unit for wireless power transmission in magnetic resonance mode, and wireless power transmission module and electronic device comprising same2020 10,592,055Touch sensing apparatus, touch panel, and display apparatus including the same2020 10,574,089Attractor for PMA wireless charging type wireless power reception module and manufacturing method therefor, and wireless power reception module having same2020 10,559,840Ion exchanging membrane, method for manufacturing the same and energy storage system comprising the same2020 10,535,890Polymer electrolyte membrane, method for fabricating same, and membrane-electrode assembly comprising same2020 10,532,5553D printing colorization2020 10,527,316Method and apparatus for collecting waste heat of exhaust gas and reducing white smoke2020 10,522,762Organic light emitting diode including an organic layer having a compound with at least a nitrogen-containing heteroring group2019 10,523,417Apparatus for encryption and search and method thereof2019 PP031289None2019 10,510,963Heterocyclic compound and organic light-emitting element comprising same2019 10,505,122Hetero ring compound and organic light emitting diode comprising same2019 10,480,382Method for detecting catalyst deterioration of vehicle2019 10,477,743Magnetic field shielding sheet and wireless power transmitting module including same2019 10,461,259Organic light emitting device2019 10,435,390Heterocyclic compound and organic light emitting device including same2019 10,431,748Cyclic compound and organic light-emitting element comprising same2019 D0859660X-ray generator2019 10,390,672Robot cleaner and control method thereof2019 10,396,385Ion exchanging membrane, method for manufacturing the same, and energy storage device comprising the same2019 10,386,163Folding articulating missile fin having sliding block detent mechanism and guided missile2019 10,386,954Electronic device and method for identifying input made by external device of electronic device2019 10,381,672Reinforced composite membrane for fuel cell and membrane-electrode assembly for fuel cell comprising the same2019 10,381,572Heterocyclic compound and organic light-emitting element comprising same2019 10,367,149Organic light-emitting device2019 10,355,225Heterocyclic compound and organic light emitting element comprising same2019 10,332,672Heat radiation unit and wireless power transmitting and receiving device having same2019 10,326,082Heterocyclic compound and organic light-emitting element using same2019 10,327,365Magnetic field shielding unit and multi-functional complex module including same2019 10,323,006Heterocyclic compound and organic light emitting element using same2019 10,285,285Side key and electronic device including the same2019 10,269,744Semiconductor device with thin redistribution layers2019 10,263,193Heterocyclic compound and organic light-emitting element using same2019 10,235,944Display apparatus and method of driving the same2019 10,218,428Receiver and detecting method thereof2019 10,164,471Transmitter for wireless charger2018 10,146,084Display device2018 10,134,328Display device and driving method thereof2018 10,123,467Magnetic field shielding sheet for a wireless charger, method for manufacturing same, and receiving apparatus for a wireless charger using the sheet2018 10,103,336Heterocyclic compound and organic light-emitting element using same2018 10,094,311Method for correcting air-fuel ratio deviation for each cylinder in engine2018 10,093,852Organic light-emitting device including a heteroaryl compound2018 10,074,809Electron transport materials with selected dipole moments2018 10,050,206Organic light emitting device2018 10,032,997Heterocyclic compound and organic light-emitting element using same2018 10,017,692Method for manufacturing quantum dots2018 10,010,018Magnetic field shielding sheet for a wireless charger, method for manufacturing same, and receiving apparatus for a wireless charger using the sheet2018 10,008,642Semiconductor light emitting devices2018 10,003,096Polymer electrolyte membrane, membrane-electrode assembly comprising the same and fuel cell comprising the same2018 9,985,236Display apparatus and portable terminal2018 9,983,481Stripper composition for removing photoresists and method for stripping photoresists using the same2018 9,975,3233D printing colorization2018 9,972,784Compounds and organic electronic device using same2018 9,952,093Ultraviolet index measuring method and apparatus2018 9,954,181Hetero-cyclic compound and organic light emitting device comprising the same2018 9,930,818'Magnetic field shielding sheet for a wireless charger, method for manufacturing same, and receiving apparatus for a wireless charger using the sheet'2018 9,905,175'Liquid crystal display panel, liquid crystal display device, and method of driving a liquid crystal display device'2018 9,886,152'Touch sensor and touch sensing method'2018 9,882,145'Hetero ring compound and organic light emitting diode comprising same'2018 9,882,146'Heterocyclic compound and organic electronic element containing same'2018 9,854,278Antena arrangements and associated control methods2017 9,846,502Touch sensor and display apparatus including the same2017 9,835,4433D scanning apparatus and 3D scanning method2017 9,837,039Method of driving display panel, timing controller for performing the method, and display apparatus having the same2017 9,837,446Thin film transistor array panel and manufacturing method thereof2017 9,832,917Electromagnetic wave absorbing sheet and method of manufacturing the same and electronic device using the same2017 9,826,668'Composite sheet and portable terminal having same'2017 9,818,708'Semiconductor device with thin redistribution layers'2017 9,818,951'Polycyclic compound and organic electronic device comprising the same'2017 9,812,774'Composite sheet for shielding magnetic field and electromagnetic wave, and antenna module comprising same'2017 9,806,248'Nanofiber-based thermoelectric generator module, method for manufacturing the same, and electrospinning apparatus for manufacturing nanofibers therefore'2017 9,772,692'Flexible display device'2017 9,761,978'Multi-ground connector for vehicle'2017 9,761,900'Polymer electrolyte membrane for fuel cell and method for manufacturing the same'2017 9,726,805'Backlight assembly, display apparatus having the same and method of manufacturing the same'2017 9,666,812'Nitrogen-containing heterocyclic compound and organic electronic device using same'2017 9,663,495'Triazolone derivatives or salts thereof and pharmaceutical composition comprising the same'2017 9,650,201'Dispensing adaptor for one-component polyurethane foam'2017 9,640,766'Organic light emitting diode'2017 9,607,919'Semiconductor device with thin redistribution layers'2017 9,601,665'Nanostructure semiconductor light emitting device'2017 9,595,679'Organic light emitting diode'2017 9,588,280'Backlight assembly and display apparatus including the same'2017 9,587,984'Gonio-spectroradiometer and measuring method thereof'2017 9,589,998'Thin film transistor array panel and manufacturing method thereof'2017 9,583,672'Nano-structured light-emitting device and methods for manufacturing the same'2017 9,578,792'Magnetic shielding sheet for digitizer and portable terminal having same'2017 9,576,537'Display apparatus'2017 9,570,621'Display substrate, method of manufacturing the same'2017 9,553,325'Polymer electrolyte and preparation method thereof'2017 9,543,524'Compounds and organic electronic device using same'2017 9,525,100'Nano-structured light-emitting devices'2016 9,507,390'Magnetic field shielding sheet for digitizer, manufacturing method thereof, and portable terminal device using same'2016 9,504,194'Magnetic field shielding sheet for a wireless charger, method for manufacturing same, and receiving apparatus for a wireless charger using the sheet'2016 9,502,669'Organic light emitting diode'2016 9,490,401'Method of manufacturing light emitting device'2016 9,484,539'Polycyclic compound and organic electronic device comprising the same'2016 9,476,038'Ultra-high-speed nucleic acid extracting apparatus and nucleic acid extracting method using same'2016 9,480,192'Magnetic field shielding sheet, method of manufacturing the same and portable terminal device using the same'2016 9,461,205'Nanostructure semiconductor light emitting device'2016 9,454,936'Display apparatus'2016 9,423,551'Backlight assembly and display apparatus having the same'2016 9,419,798'Public encryption method based on user ID'2016 9,412,954'Heterocyclic compound and organic electronic element containing same'2016 9,392,735'Magnetic field shielding sheet for digitizer and method of manufacturing the same and portable terminal device using the same'2016 9,391,281'Heterocyclic compound and organic electronic element containing same'2016 9,331,287'Organic light emitting diode'2016 9,297,040'PCR device including two heating blocks'2016 9,299,935'Nitrogen-containing heterocyclic compounds and organic electronic device comprising the same'2016 9,297,574'Refrigerator and method for controlling the same'2016 9,293,666'Method of manufacturing light emitting device'2016 9,283,745'Printing device'2016 9,287,445'Nano-structured light-emitting devices'2016 9,281,987'Digital transmission apparatus and method and digital reception apparatus'2016 9,274,372'Quantum dot light-emitting device and display apparatus'2016 9,269,285'Array substrate including a first switching circuit, a second switching circuit, and a fan-out unit, display device including the same and method of operating the display device'2016 9,252,611'Magnetic field shielding sheet for a wireless charger, method for manufacturing same, and receiving apparatus for a wireless charger using the sheet'2016 9,252,226'Thin film transistor array panel and manufacturing method thereof'2016 9,245,906'Thin film transistor array panel'2016 9,239,458'Photoluminescence display device'2016 9,240,607'Polymer electrolyte and preparation method thereof'2016 9,223,174'Liquid crystal display device including light sources emitting different colors'2015 9,213,971'Method and system for providing information on pre-purchase and post-purchase items using RFID and computer-readable storage media storing programs for executing the method'2015 9,203,033'Nitrogen-containing heterocyclic compounds and organic electronic device comprising the same'2015 9,189,616'Authentication method between client and server, machine-readable storage medium, client and server'2015 9,159,882'Semiconductor light-emitting device'2015 9,159,877'Nano-structured light-emitting device and methods for manufacturing the same'2015 9,139,562'Nitrogen-containing heterocyclic compound and organic electronic device using the same'2015 9,133,229'Economic process for producing xylose from hydrolysate using electrodialysis and direct recovery method'2015 9,099,438'Thin film transistor array panel'2015 9,097,450'Refrigerator and ice maker with optical sensor to detect ice level'2015 9,087,971'Light-emitting device having dielectric reflector and method of manufacturing the same'2015 9,061,285'PCR device including two heating blocks'2015 9,054,259'Light-emitting device and method of manufacturing the same'2015 9,041,994'Display apparatus including a shutter'2015 9,035,930'Display device and driving method thereof'2015 9,024,979'Liquid crystal display panel, liquid crystal display device, and method of driving a liquid crystal display device'2015 9,019,256'Shift register and display apparatus that addresses performance problems caused by transistor leakage current'2015 9,007,291'Active level shift driver circuit and liquid crystal display apparatus including the same'2015 9,000,169'Compounds and organic electronic device using the same'2015 8,999,530'Compounds and organic electronic device using same'2015 8,973,152'Apparatus and method for guaranteeing integrity of real-time vehicle data and vehicle black box system using the same'2015 8,959,939'Refrigerator and ice maker with optical sensor to detect ice level'2015 8,951,831'Binaphthalene derivatives, preparation method thereof and organic electronic device using the same'2015 8,943,852'Refrigerator including ice making device'2015 8,941,798'Panel acting as active retarder, method of fabricating the same, and 3-dimensional stereoscopic image displayable system including the panel'2015 8,937,485'Liquid crystal display'2015 8,919,901'Substrate printing device and substrate printing method'2014 8,866,713'Liquid crystal display device'2014 8,854,666'Mobile device, image forming apparatus, notification server and control methods thereof'2014 8,846,421'Method of manufacturing lead frame for light-emitting device package and light-emitting device package'2014 8,847,265'Light-emitting device having dielectric reflector and method of manufacturing the same'2014 8,828,763'Manufacturing device of organic light emitting diode display and method for manufacturing organic light emitting diode display using the same'2014 8,819,415'Method and device for authenticating personal network entity'2014 8,809,889'Light emitting diode package and display apparatus including the same'2014 8,812,847'System and method for authenticating a resource-constrained client'2014 8,800,316'Ice maker and refrigerator'2014 8,797,572'Network scan apparatus to confirm scanning operation and method of using thereof'2014 8,766,315'Quantum dot-block copolymer hybrid, methods of fabricating and dispersing the same, light emitting device including the same, and fabrication method thereof'2014 8,761,615'Image forming apparatus, host device and print controlling method'2014 8,749,774'Integrating sphere photometer and measuring method of the same'2014 8,743,063'Liquid crystal display with integrated touch screen panel'2014 8,705,076'Printing system and method thereof'2014 8,689,578'Ice making apparatus and refrigerator comprising the same'2014 RE044824'Pyrene derivatives and organic electronic device using pyrene derivatives'2014 8,686,936'Liquid crystal display apparatus and method of driving the same'2014 8,674,138'Binaphthalene derivatives, preparation method thereof and organic electronic device using the same'2014 8,670,083'In-plane switching mode liquid crystal display device'2014 8,665,669'Acoustic signal detector'2014 8,637,879'Display substrate, method of manufacturing a display substrate and liquid crystal display device having a display substrate'2014 8,635,877'Ice detecting apparatus of ice maker for refrigerator and ice detecting method thereof'2014 8,625,784'Broadcast encryption method and broadcast decryption method thereof'2014 8,625,088'Integrating sphere photometer and measuring method of the same'2014 8,616,013'Ice detecting method and apparatus for a refrigerator'2013 8,598,577'Display substrate and method of manufacturing the same'2013 8,570,262'Liquid crystal display with brightness-compensated pixels'2013 8,558,757'Display system'2013 8,558,230'Thin film transistor substrate and method of fabricating the same'2013 8,551,307'Sputtering target apparatus'2013 8,537,328'Liquid crystal display device and method of manufacturing the same'2013 8,534,087'Refrigerator'2013 8,528,350'Ice making apparatus'2013 8,528,351'Ice maker and refrigerator having the same'2013 8,514,360'LCD device'2013 8,508,519'Active level shift (ALS) driver circuit, liquid crystal display device comprising the ALS driver circuit and method of driving the liquid crystal display device'2013 8,501,551'Thin film transistor array substrate and method of fabricating the same'2013 8,470,623'Thin film display panel and method of manufacturing the same'2013 8,460,632'Method of manufacturing quantum dot'2013 8,451,438'Integrating sphere photometer and measuring method of the same'2013 8,438,868'Refrigerator'2013 8,431,246'Organic metal complexs derivative and organic light emitting device using the same'2013 8,415,966'Liquid crystal display device and inspection method thereof'2013 8,393,164'Ice amount detecting method of ice detecting apparatus of ice maker for refrigerator'2013 8,390,309'Apparatus and method for inspecting homogeneity of solar cell quantum efficiency using imaging device'2013 8,368,062'Nitrogen-containing heterocyclic compound and organic electronic device using the same'2013 8,340,797'Method and system for generating and processing digital content based on text-to-speech conversion'2012 8,339,480'Mobile terminal with image magnification and image magnification controlling method of a mobile terminal'2012 8,329,316'Tetraphenylnaphalene derivatives and organic light emitting diode using the same'2012 8,322,158'Refrigerator'2012 8,318,325'Anthracene derivatives and organic electronic device using same'2012 8,318,948'Fluorene derivatives and organic electronic device using the same'2012 8,298,155'Pure tone audiometer with automated masking'2012 8,283,139'Method of producing xylitol using hydrolysate containing xylose and arabinose prepared from byproduct of tropical fruit biomass'2012 8,283,666'Thin film transistor array substrate and method of fabricating the same'2012 8,279,400'Super-resolution lithography apparatus and method based on multi light exposure method'2012 8,262,176'Refrigerator'2012 8,233,122'Liquid crystal display device'2012 8,222,634'Anthracene derivatives and organic electronic device using the same'2012 8,201,250'System and method for controlling abnormal traffic based on fuzzy logic'2012 8,198,657'Thin film transistor array panel and method for manufacturing the same'2012 8,187,727'Imidazole derivatives, preparation method thereof and organic electronic device using the same'2012 8,144,316'Instrument and method for measuring total luminous flux of luminous elements'2012 8,145,497'Media interface for converting voice to text'2012 8,130,873'Carrier recovery apparatus usable with VSB type receiver and method thereof'2012 8,083,106'Refrigerator'2011 8,067,774'Thin film transistor panel and method of manufacturing the same'2011 8,053,762'Imidazoquinazoline derivative, process for preparing the same, and organic electronic device using the same'2011 8,035,110'Thin-film transistor substrate having oxide active layer patterns and method of fabricating the same'2011 8,005,225'Hierarchical threshold tree-based broadcast encryption method'2011 7,973,869'Color filter on thin film transistor type liquid crystal display device including shielding layer and method of fabricating the same'2011 7,968,385'Thin film transistor panel and fabricating method thereof'2011 7,965,032'Anthracene derivative and organic electronic device using the same'2011 7,954,738'Ice dispenser'2011 7,880,851'Array substrate for a liquid crystal display device with thin film transistor having two drain electrode patterns and manufacturing method of the same'2011 7,868,862'Liquid crystal display'2011 7,830,376'Method for detecting two dimensional sketch data from source model data for three dimensional reverse modeling'2010 7,800,700'Video scalers having reduced output memory and methods for selecting output memory size'2010 7,791,674'Scaler and method of scaling a data signal'2010 7,787,093'Array substrate for a liquid crystal display device with thin film transistor having two drain electrode patterns and manufacturing method of the same'2010 7,779,641'Ice supplier'2010 7,777,851'Liquid crystal display device'2010 7,777,464'Mixed type frequency compensating circuit and control circuit'2010 7,757,512'Refrigerator having variable delay controller for ice dispenser and method thereof'2010 7,752,859'Control method of refrigerator'2010 7,751,502'Apparatus to detect a sync signal, a VSB receiver using the same, and a method thereof'2010 7,752,435'Method for managing user key for broadcast encryption'2010 7,746,334'Apparatus and method for driving liquid crystal display device'2010 7,745,819'Pyrene derivatives and organic electronic device using pyrene derivatives'2010 7,738,589'Digital broadcasting transmission/reception capable of improving a receiving performance and a signal processing method thereof'2010 7,728,810'Display device and method for driving the same'2010 7,714,323'Organic thin film comprising pyrene derivatives'2010 7,688,301'Apparatus and method for driving liquid crystal display device'2010 7,678,474'Imidazole derivatives and organic electronic device using the same'2010 7,673,469'Ice dispenser for a refrigerator with a delay mechanism having a foldable catch'2010 7,673,761'Wine refrigerator with shelf having elastic support members'2010 7,663,583'In-Plane Switching mode liquid crystal display device'2010 7,660,097'Device for removing electrostatic charges on an object using soft X-ray'2010 7,643,577'Carrier and symbol timing recovery apparatus usable with a vestigial side band receiver and recovery method thereof'2010 7,634,029'Symbol timing recovery apparatus used with a VSB-type receiver and a method of using the same'2009 7,599,032'Liquid crystal display device having common electrodes with reduced resistance'2009 7,586,555'Color filter on thin film transistor type liquid crystal display device and method of fabricating the same'2009 7,576,821'In-plane switching liquid crystal display device and method for fabricating the same'2009 7,545,466'Liquid crystal display device and substrate therefor'2009 7,484,707'Supporting apparatus for refrigerator'2009 7,480,025'Array substrate for a liquid crystal display device and manufacturing method of the same'2009 7,470,491'Method of fabricating color filter panel using back exposure and structure of color filter panel'2008 7,432,995'Liquid crystal display device comprising one pair of thin film transistors per pixel and method for fabricating the same'2008 7,423,710'Color filter panel and its fabrication method using back exposure'2008 7,398,655'Vibration isolation apparatus for wine refrigerator'2008 7,385,095'Indene derivatives and organic light emitting diode using the same'2008 7,377,124'Refrigerator'2008 7,377,397'Wine refrigerator white shelf having elastic support members'2008 7,365,863'System and method for recalculating analysis report of 3D scan data'2008 7,333,159'Liquid crystal display device having function of temperature maintenance'2008 7,325,412'Vibration-absorbing supporting apparatus of wine refrigerator'2008 7,317,436'Liquid crystal display device and method of fabricating the same'2008 7,314,783'Method of fabricating contact line of liquid crystal display device'2008 7,312,094'Printing system and method for fabricating a liquid crystal display device'2007 7,301,597'Array substrate for a liquid crystal display device and manufacturing method of the same'2007 7,295,627'Digital broadcast transmission system of improved receptability and signal processing method thereof'2007 7,279,588'Dinuclear metal complex and pyrophosphate assay using the same'2007 7,277,142'Color filter substrate and method for fabricating thereof'2007 7,268,839'Array substrate comprising an island shaped drain electrode enclosed by the source electrode and liquid crystal display device including the same'2007 7,263,851'Refrigerator'2007 7,257,961'Vibration reduction type refrigerator'2007 7,209,210'Align key for a TOC/COT-type liquid crystal display device and method of fabricating the same'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2020Based in Seoul, KR· patent location history

2000–2016Patents assigned to LG ELECTRONICS INC (37)· patent assignee history

2004–2020Based in Gyeonggi-do, KR· patent location history

2005–2021Based in Incheon, KR· patent location history

2007–2019Patents assigned to SAMSUNG ELECTRONICS CO LTD (44)· patent assignee history

2007–2020Based in Yongin-si, KR· patent location history

2008–2020Patents assigned to LG CHEMICAL LTD (61)· patent assignee history

2011–2017Patents assigned to LEE DONG-HOON (56)· patent assignee history

2012–2021Based in Daejeon, KR· patent location history

2013–2020Patents assigned to SAMSUNG DISPLAY CO LTD (50)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
LG CHEMICAL LTD	61	2008–2020
LEE DONG-HOONself	56	2011–2017
SAMSUNG DISPLAY CO LTD	50	2013–2020
SAMSUNG ELECTRONICS CO LTD	44	2007–2019
LG ELECTRONICS INC	37	2000–2016

Locations

Location	Patents	Span
Seoul, KR	77	1998–2020
Daejeon, KR	60	2012–2021
Yongin-si, KR	33	2007–2020
Incheon, KR	25	2005–2021
Gyeonggi-do, KR	18	2004–2020