Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6618502 | Color image processing method and apparatus | Mitsuhisa Nakagawa, Keiichi Negishi | 2003-09-09 |
| 6540671 | Electronic endoscope apparatus driving light shielding plate | Kazunori Abe | 2003-04-01 |