Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5305338 | Switch device for laser | Hitoshi Wakata, Akihiro Suzuki, Kenyu Haruta, Haruhiko Nagai, Akihiko Iwata +3 more | 1994-04-19 |
| 4191869 | Vibration detector device | Katsufusa Tanaka | 1980-03-04 |