Inventor
Cheol Woo Kim
Inventor
Seongnam, KR
Overview
Patents· 24 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F04Cprimary
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids14%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy11%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution11%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium5%
C09KMaterials for miscellaneous applications, not provided for elsewhere4%
F25BRefrigeration machines, plants or systems4%
G06FElectric digital data processing4%
G06NComputing arrangements based on specific computational models4%
H01LSemiconductor devices4%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h104%
PatentTitleYear
11,093,886Methods for real-time skill assessment of multi-step tasks performed by hand movements using a video camera202111,069,259Transmodal translation of feature vectors to audio for assistive devices202110,836,962Etchant composition, method of etching insulating film, method of manufacturing semiconductor device, and silane compound202010,781,371Etchant composition and silane compound202010,608,283Electrolyte for lithium secondary battery and lithium secondary battery including the same202010,465,065Compound composition for vehicle interior material using natural fiber201910,243,235Lithium secondary battery electrolyte and lithium secondary battery comprising same201910,177,410Lithium secondary battery electrolyte and lithium secondary battery including same201910,141,608Electrolyte for lithium secondary battery and lithium secondary battery containing the same20189,847,553Electrolyte for lithium secondary battery and lithium secondary battery containing the same20179,742,032'Compound and electrolyte of lithium secondary battery containing the same'20178,786,936'Ink compositions, methods of preparing ink compositions and display panels including ink compositions'20147,394,779'Satellite IP multicasting system and method'20087,338,251'Turbo compressor'20087,223,081'Variable capacity rotary compressor'20077,150,602'Variable capacity rotary compressor'20067,144,224'Variable capacity rotary compressor'20067,140,844'Variable capacity rotary compressor'20067,104,764'Variable capacity rotary compressor'20067,070,395'Variable capacity rotary compressor'20067,040,107'Air conditioner and method of controlling the same'20066,892,548'Rotary compressor and refrigerant cycle system having the same'20056,796,773'Variable capacity rotary compressor'20046,643,412'Method and apparatus for high speed convolution'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2008Patents assigned to SAMSUNG ELECTRONICS CO LTD (10)· patent assignee history
2004–2007Based in Seongnam, KR· patent location history
2008–2019Based in Gyeonggi-do, KR· patent location history
2014Patents assigned to CHEONG HOON (1)· patent assignee history
2014Based in Incheon, KR· patent location history
2017–2020Patents assigned to SK INNOVATION CO LTD (8)· patent assignee history
2017–2020Based in Daejeon, KR· patent location history
2020Patents assigned to SK MAT CO LTD (2)· patent assignee history
2021Patents assigned to FUJIFILM BUSINESS INNOVATION CORP (2)· patent assignee history
2021Based in Palo Alto, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRONICS CO LTD | 10 | 2004–2008 |
| SK INNOVATION CO LTD | 8 | 2017–2020 |
| FUJIFILM BUSINESS INNOVATION CORP | 2 | 2021 |
| SK MAT CO LTD | 2 | 2020 |
| CHEONG HOON | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seongnam, KR | 9 | 2004–2007 |
| Daejeon, KR | 8 | 2017–2020 |
| Palo Alto, California, US | 2 | 2021 |
| Gyeonggi-do, KR | 2 | 2008–2019 |
| Incheon, KR | 1 | 2014 |