Inventor
Won Sik Choi
Inventor
Seoul, KR
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Mprimary
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy11%
H04NPictorial communication, e.g. television11%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution11%
A61BDiagnosis6%
A61NElectrotherapy6%
E03DWater-closets or urinals with flushing devices6%
F16KValves6%
G10LSpeech analysis techniques or speech synthesis6%
G11BInformation storage based on relative movement between record carrier and transducer6%
H01LSemiconductor devices6%
PatentTitleYear
11,108,104Metal-air battery having cylindrical structure202111,056,738Metal-air battery202110,758,746Radiotherapy assistant apparatus for modulating build-up region of photon beam, radiotherapy system and method therefor202010,378,664Bidet valve device201910,355,166Light-emitting diode structure, transfer assembly, and transfer method using the same20198,175,640'Mobile terminal and method of generating content therein'20127,881,368'Method for parsing the size of contents to be reproduced in a mobile communication device'20116,967,599'Method of reproducing audio signals without causing tone variation in fast or slow playback mode and reproducing apparatus for the same'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2021Based in Seoul, KR· patent location history
2011–2012Patents assigned to LG ELECTRONICS INC (2)· patent assignee history
2012Patents assigned to CHOI WON SIK (1)· patent assignee history
2019Patents assigned to CHOI GWANG MIN (1)· patent assignee history
2019Based in Uijeongbu-si, KR· patent location history
2019Based in Gwangju, KR· patent location history
2020Patents assigned to ASAN FOUND (1)· patent assignee history
2021Patents assigned to SAMSUNG ELECTRONICS CO LTD (2)· patent assignee history
2021Based in Yongin-si, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LG ELECTRONICS INC | 2 | 2011–2012 |
| SAMSUNG ELECTRONICS CO LTD | 2 | 2021 |
| ASAN FOUND | 1 | 2020 |
| CHOI GWANG MIN | 1 | 2019 |
| CHOI WON SIKself | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seoul, KR | 5 | 2005–2021 |
| Yongin-si, KR | 1 | 2021 |
| Uijeongbu-si, KR | 1 | 2019 |
| Gwangju, KR | 1 | 2019 |