Inventor
Yeonggeol Song
Inventor
Seoul, KR
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes14%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations14%
G02BOptical elements, systems or apparatus14%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein14%
G06FElectric digital data processing14%
G11CStatic stores14%
H03MCoding14%
PatentTitleYear
11,106,535Error correction circuit of semiconductor memory device and semiconductor memory device202110,928,660Viewing angle controlling film, backlight unit using the same and display device using the same20217,563,467'Use of an Opuntia ficus-indica extract and compounds isolated therefrom for protecting nerve cells'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009Patents assigned to KOREA INST SCI & TECH (1)· patent assignee history
2009–2021Based in Seoul, KR· patent location history
2021Patents assigned to LG DISPLAY CO LTD (1)· patent assignee history
2021Patents assigned to SAMSUNG ELECTRONICS CO LTD (1)· patent assignee history
2021Based in Paju-si, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KOREA INST SCI & TECH | 1 | 2009 |
| LG DISPLAY CO LTD | 1 | 2021 |
| SAMSUNG ELECTRONICS CO LTD | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seoul, KR | 2 | 2009–2021 |
| Paju-si, KR | 1 | 2021 |