Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4980811 | Power source apparatus | Hajime Motoyama, Joji Nagahira | 1990-12-25 |
KS
Koji Suzuji
Overall (All Time): #3,918,074 of 4,157,543Top 95%
1
Patents All Time