Inventor
Chang-woo Lee
Inventor
Suwon-si, KR
Overview
Patents· 94 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Cprimary
F16CShafts9%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations5%
G11BInformation storage based on relative movement between record carrier and transducer5%
H04NPictorial communication, e.g. television5%
A61KPreparations for medical, dental or toiletry purposes4%
C07DHeterocyclic compounds3%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h103%
G06FElectric digital data processing3%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution2%
Y02TClimate change mitigation technologies related to transportation2%
PatentTitleYear
10,846,376Electronic apparatus and control method thereof202010,654,552Fuel supply system and method for ship engine202010,650,125Electronic apparatus and control method thereof202010,382,207Image processing apparatus and control method thereof201910,249,885Cathode current collector for solid oxide fuel cell, and solid oxide fuel cell comprising same201910,115,635Method for filling a wafer via with solder201810,048,639Unidirectional clutch and electrophotographic image forming apparatus employing the same201810,034,381Flexible substrate having a via-hole with a conductive material and a method for manufacturing the same20189,951,883Apparatus and method of measuring coil current of hydraulic valve20189,789,114'Compounds as HIF-1α inhibitors and manufacturing process thereof'20179,787,098'Energy storage system and method to improve energy efficiency of the system'20179,751,606'Apparatus and method for transferring inflammable material on marine structure'20179,726,620'Computed tomography system including rotatable collimator'20179,683,518'Fuel gas supply apparatus'20179,624,055'Paper feeding unit and image forming apparatus having the same'20179,603,254'Apparatus for filling a wafer via with solder'20179,580,053'Signal processing apparatus for wheel speed sensor'20179,559,715'Successive approximation resister analog-to-digital converter having separable dual capacitor array'20179,539,970'Airbag sensor module and car body integrated with airbag sensor module'20179,531,306'Electronic stability control system, and method for detecting a fault of motor freewheeling FET circuit'20169,516,228'Photographing apparatus, motion estimating apparatus, image compensating method, motion estimating method, and computer-readable recording medium'20169,509,329'Asynchronous successive approximation register analog-to-digital converter and internal clock generator included therein'20169,454,919'Electronic shelf label tag, electronic shelf label system for time-division transmission of display data and change command data, and operating method thereof'20169,442,632'Apparatus and method for information display of portable device'20169,420,981'Collimator and inspecting system using the same'20169,315,507'Compounds as HIF-1alphainhibitors and manufacturing process thereof'20169,215,426'Imaging apparatus and imaging method'20159,156,111'Lead free solder bumps'20159,151,248'Apparatus and method for transferring inflammable material on marine structure'20159,143,686'Photographing apparatus, motion estimating apparatus, image compensating method, motion estimating method, and computer-readable recording medium'20158,975,241'Composition for treating and preventing obesity including high water-soluble 2-hydroxypropyl-betacyclodextrin as effective component'20158,940,936'Aryloxy phenoxy acrylic compound having HIF-1 inhibition activity, method for preparing same, and pharmaceutical composition containing same as an active ingredient'20158,747,796'Method of preparing carbon substrate for gas diffusion layer of polymer electrolyte fuel cell, carbon substrate prepared by using the method, and system for manufacturing the same'20148,745,740'Apparatus and method for detecting malicious sites'20148,722,513'Semiconductor chip stack package and manufacturing method thereof'20148,713,447'Apparatus and method for information display of portable device'20148,707,999'Method for fabricating solid body having superhydrophobic surface structure and superhydrophobic tube using the same method'20148,707,355'Method and device for displaying program information of broadcasting'20148,513,061'Method of fabricating a TSV for 3D packaging of semiconductor device'20138,486,827'Device of filling metal in through-via-hole of semiconductor wafer and method using the same'20138,372,297'Method for fabricating membrane having hydrophilicity and hydrophobicity'20138,310,559'Method and apparatus for transmitting/receiving data'20128,152,089'Taper tension control method of winding process for web handling system'20128,148,541'Rhodanine derivatives, a process for the preparation thereof and pharmaceutical composition containing the same'20128,111,292'Method and apparatus for stably correcting handshake in camera panning situation'20128,052,958'Method for manufacturing metal oxide hollow nanoparticles and metal oxide hollow nanoparticles manufactured by the same'20118,049,767'Image editing method and apparatus thereof'20118,035,690'Apparatus and method for estimating motion due to hand trembling and image pickup device using the same'20117,846,963'2-oxo-heterocyclic compounds and the pharmaceutical compositions comprising the same'20107,776,489'Fuel cell stack clamping device'20107,723,376'2-oxo-heterocyclic compounds and pharmaceutical compositions'20107,708,905'Method for preparing ester compounds as bleach activators'20107,562,630'Shelf for refrigerator and refrigerator having the same'20097,070,704'Composition of environmental friendly neuter loaded stream extinguisher for ordinary fire (a class) and method for preparing the same'20066,943,007'Immuno-stimulating polysaccharide substance from Phellinus spp. strain and use thereof'20056,790,830'Use of 3-position cyclosporin derivatives for hair growth'20046,786,744'Concentric plug'20046,762,164'Use of 3-position cyclosporin derivatives for hair growth'20046,521,595'Nonimmunosuppressive -hydroxy-methylleucine4 cyclosporin A, hair growth stimulator and external composition for skin using the same'20036,455,200'Flame-retardant additive for li-ion batteries'20026,390,581'Ink jet printer head'20026,379,047'Fluid bearing apparatus'20026,377,293'Scanning unit of laser printer and magnetic bearing apparatus therein'20026,345,913'Kinetic pressure fluid bearing apparatus'20026,076,970'Fluid bearing apparatus'20006,061,203'Device for opening lids of varying sized tape cassettes in a magnetic recording and reproducing apparatus'20006,017,150'Fluid bearing apparatus'20005,988,887'Journal bearing apparatus'19995,990,126'Quinolinic sulfide derivatives acting as NMDA receptor antagonists and process for preparation thereof'19995,979,236'Balancing apparatus'19995,971,615'Hemispheric bearing apparatus for preventing deformation of hemisphere'19995,960,120'Apparatus for quantizing classified vectors of image signals using four-band linear phase para-unitary filter group'19995,954,286'Mechanism for moving a reel assembly and a tape cassette sensing switch in a magnetic recorder'19995,947,609'Fluid bearing apparatus'19995,947,607'Fluid bearing apparatus having a thrust bearing mounted at both ends of the rotary shaft'19995,944,426'Fluid bearing apparatus'19995,942,825'Electric motor having rotor shaft rotatably supported on a bearing by vertically adjustable magnets'19995,938,342'Semi-spherical bearing'19995,934,810'Hemispheric fluid bearing apparatus'19995,911,512'Fluid bearing apparatus having a uniform dynamic pressure distribution'19995,907,905'Method for manufacturing a hemisphere of a hemispheric bearing'19995,898,247'Electric motor having a spherical bearing'19995,855,438'Journal bearing apparatus'19995,855,436'Fluid bearing apparatus'19995,855,437'Conical bearing apparatus having a dynamic pressure generating groove'19995,854,524'Motor with semi-spherical bearing'19985,848,843'Dual supporting pivot thrust bearing apparatus'19985,816,058'Device for magnetically treating water'19985,693,246'Microwave oven having a vertically adjustable radiant heater'19975,631,761'Drive motor for rotating multi-faceted mirror'19975,626,783'Temperature compensation device and method for maintaining warmth of a cooker utilizing an inverter circuit'19975,402,284'Tray housing driving apparatus of digital audio tape recorder'19955,383,072'Door lock apparatus for use in a tape recorder'19955,378,877'Method and apparatus for performing programmed cooking with an automatic delay start feature in microwave ovens'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2020Patents assigned to SAMSUNG ELECTRONICS CO LTD (43)· patent assignee history
1995–2018Based in Suwon-si, KR· patent location history
1995–2020Based in Seoul, KR· patent location history
1999–2002Based in Kyonggi-do, KR· patent location history
2003–2018Based in Daejeon, KR· patent location history
2010–2016Patents assigned to KOREA RES INST OF BIOSCIENCE (5)· patent assignee history
2010–2016Based in Gyeongsangbuk-do, KR· patent location history
2012–2015Patents assigned to LEE CHANG-WOO (9)· patent assignee history
2012–2017Patents assigned to LEE CHANG WOO (8)· patent assignee history
2015–2020Patents assigned to DAEWOO SHIPBUILDING & MARINE (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRONICS CO LTD | 43 | 1995–2020 |
| LEE CHANG-WOOself | 9 | 2012–2015 |
| LEE CHANG WOOself | 8 | 2012–2017 |
| KOREA RES INST OF BIOSCIENCE | 5 | 2010–2016 |
| DAEWOO SHIPBUILDING & MARINE | 4 | 2015–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Suwon-si, KR | 19 | 1995–2018 |
| Kyonggi-do, KR | 18 | 1999–2002 |
| Daejeon, KR | 10 | 2003–2018 |
| Seoul, KR | 9 | 1995–2020 |
| Gyeongsangbuk-do, KR | 4 | 2010–2016 |