Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4972245 | Infrared detecting element | Takashi Moriyama, Tamisuke Koizumi | 1990-11-20 |
| 4939561 | Infrared sensor | Fumio Hasegawa, Takashi Moriyama, Tamisuke Koizumi | 1990-07-03 |
| 4831428 | Infrared ray detection device | — | 1989-05-16 |