Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7489430 | Polygonal mirror apparatus | Hyun Surk Kim | 2009-02-10 |
| 7450287 | Optical scanning device and method for detecting synchronization signal | Jae-hwan Yoo | 2008-11-11 |
| 7443559 | Optical scanning unit | Hyung-Soo Kim | 2008-10-28 |
| 5982512 | Document feeder | — | 1999-11-09 |