Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5608457 | Video camera apparatus | Yutaka Kohtani | 1997-03-04 |
| 4623237 | Automatic focusing device | Naoya Kaneda, Youichi Iwasaki | 1986-11-18 |
MT
Masamichi Tohyama
Overall (All Time): #2,268,511 of 4,157,543Top 55%
2
Patents All Time