Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8779929 | Semiconductor element drive device having a plurality of protection circuits and outputting a protection operation notification signal that identifies which of the protection circuits detected a problem | Satoru Motohashi | 2014-07-15 |
| 5608513 | Range finding device | Akio Izumi | 1997-03-04 |
| 5400108 | Autofocus module assembly | — | 1995-03-21 |