Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7256409 | Optical sensor circuit combining functions of open and close type optical sensor circuits | — | 2007-08-14 |
SC
Sin-Hyun Cho
Overall (All Time): #3,393,388 of 4,157,543Top 85%
1
Patents All Time