Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628270 | Coordinate input apparatus | Hidenori Sekiguchi, Soichi Hama | 2003-09-30 |
| 6573699 | Device for measuring electric current by use of electro-optical crystal | Soichi Hama, Hidenori Sekiguchi, Shinichi Wakana, Toshiaki Nagai | 2003-06-03 |
| 6531830 | Discharge-lamp drive apparatus | Katsuhide Akimoto | 2003-03-11 |