Inventor
Won Jun Choi
Inventor
Seoul, KR
Overview
Patents· 42 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Cprimary
G11CStatic stores6%
H01LSemiconductor devices5%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles4%
F16DCouplings for transmitting rotation4%
G02BOptical elements, systems or apparatus4%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h104%
F16CShafts3%
G06FElectric digital data processing3%
H10DInorganic electric semiconductor devices3%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution3%
PatentTitleYear
11,082,043Memory device202110,998,057Storage device and method of operating the same202110,913,240Interior material having composite layer structure capable of light emission through various logo patterns and method of manufacturing the same202110,889,361Ship comprising engine202110,884,524Interior material and method for manufacturing same202110,739,827Supporting device for display device202010,529,406Memory device and refresh method thereof202010,488,263Thin film structure for micro-bolometer and method for fabricating the same201910,443,658Propeller shaft with locking device201910,371,571Thin film structure for micro-bolometer and method for fabricating the same201910,287,947Selective catalyst reduction system and method of controlling temperature of reducing agent injection module201910,197,790Method of enhancing transmission characteristics of waves and device of performing predetermined function by introducing waves onto disordered medium201910,014,216Method for manufacturing semiconductor device using high speed epitaxial lift-off and template for III-V direct growth and semiconductor device manufactured using the same20189,941,168Method for manufacturing semiconductor device by epitaxial lift-off using plane dependency of III-V compound20189,856,911'Center supporting device for propeller shaft of vehicle'20189,336,904'Semiconductor apparatus'20169,316,264'Propeller shaft'20169,303,695'Propeller shaft for vehicle'20169,235,085'Liquid crystal display device'20169,194,437'Mounting structure of drive-shaft'20159,190,541'Antireflection coating using self-assembly nano structure and manufacture method thereof'20158,981,768'Device for measuring bending angle of constant velocity joint of drive shaft'20158,941,931'Concentration-ratio controllable system in the solar simulator for the concentrate type solar cells'20158,927,642'Thermoplastic resin composition with anti-dripping properties'20158,895,412'Nano-structure manufacturing method using sacrificial etching mask'20148,780,951'Distributed Bragg\'s reflector of digital-alloy multinary compound semiconductor'20148,296,994'Film sheet for area focusing of sun light and greenhouse provided with the same'20128,248,878'Circuit for generating refresh period signal and semiconductor integrated circuit using the same'20128,040,952'Scalable multi-view image encoding and decoding apparatuses and methods'20117,911,875'Address counting circuit and semiconductor memory apparatus using the same'20117,826,300'Semiconductor memory apparatus'20107,816,699'Polarized light emitting diode'20107,715,259'Word line driving circuit and method of testing a word line using the word line driving circuit'20107,687,379'Method of manufacturing In(As)Sb semiconductor on lattice-mismatched substrate and semiconductor device using the same'20107,656,728'Sense amplifier screen circuit and screen method thereof'20107,594,411'Indoor unit for air conditioner'20097,405,214'Nucleoside derivatives and therapeutic use thereof'20087,350,370'Air conditioner'2008D0515989'Bumper beam for vehicles'20066,817,638'Bumper system'20045,599,850'Pre-expanded articles of a polyolefin resin having microcell and process for preparing thereof'19975,507,189'Apparatus for evaluating plane strain stretch formability, and method therefor'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2010–2019Patents assigned to KOREA INST SCI & TECH (10)· patent assignee history
2010–2012Patents assigned to HYNIX SEMICONDUCTOR INC (5)· patent assignee history
2010–2021Based in Seoul, KR· patent location history
2011–2021Based in Gyeonggi-do, KR· patent location history
2012–2015Patents assigned to CHOI WON JUN (3)· patent assignee history
2015–2019Patents assigned to HYUNDAI MOTOR CO LTD (6)· patent assignee history
2015–2018Based in Yangsan-si, KR· patent location history
2016–2021Patents assigned to SK HYNIX INC (3)· patent assignee history
2016–2021Based in Icheon-si, KR· patent location history
2016–2020Based in Yongin-si, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KOREA INST SCI & TECH | 10 | 2010–2019 |
| HYUNDAI MOTOR CO LTD | 6 | 2015–2019 |
| HYNIX SEMICONDUCTOR INC | 5 | 2010–2012 |
| CHOI WON JUNself | 3 | 2012–2015 |
| SK HYNIX INC | 3 | 2016–2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seoul, KR | 14 | 2010–2021 |
| Icheon-si, KR | 3 | 2016–2021 |
| Gyeonggi-do, KR | 3 | 2011–2021 |
| Yangsan-si, KR | 3 | 2015–2018 |
| Yongin-si, KR | 2 | 2016–2020 |