Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D352502 | Image scanner | — | 1994-11-15 |
| D350361 | Overhead projector | — | 1994-09-06 |
| D349713 | Surveillance camera | — | 1994-08-16 |
| D349714 | Surveillance camera | — | 1994-08-16 |
| D344533 | Overhead projector | — | 1994-02-22 |
| 4939561 | Infrared sensor | Eiso Yamaka, Takashi Moriyama, Tamisuke Koizumi | 1990-07-03 |