Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4547077 | Mode selection arrangement for use in a timer | Isao Arichi, Isao Nanba | 1985-10-15 |
| 4440503 | Electronic timer | Isao Arichi, Tetuya Waniisi | 1984-04-03 |
| 4407588 | Electronic oscillation counting timer | Isao Arichi, Tetuya Waniisi | 1983-10-04 |