Inventor
Sun-jeong Choi
Inventor
Suwon-si, KR
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Jprimary
H01JElectric discharge tubes or discharge lamps60%
G09GArrangements or circuits for control of indicating devices using static means to present variable information20%
H05BElectric heating20%
PatentTitleYear
5,659,331'Apparatus and method for driving multi-level gray scale display of liquid crystal display device'19975,506,476'Field emission cathode'19965,481,156'Field emission cathode and method for manufacturing a field emission cathode'19965,420,054'Method for manufacturing field emitter array'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–1997Patents assigned to SAMSUNG DISPLAY DEVICES CO LTD (4)· patent assignee history
1995–1997Based in Suwon-si, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG DISPLAY DEVICES CO LTD | 4 | 1995–1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Suwon-si, KR | 4 | 1995–1997 |