Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692223 | Remotely-controlled flash photographing system | Koutaro Kawabe | 1997-11-25 |
| 5689132 | Protective circuit for semiconductor integrated circuit | — | 1997-11-18 |
| 5678077 | Electronic flash device and camera equipped with said device | Koutaro Kawabe | 1997-10-14 |