Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4419553 | Vacuum type circuit breaker | Toshiaki Horiuchi, Takashi Yamanaka, Yoshihiro Usui | 1983-12-06 |
MO
Masayuki Ohshita
Overall (All Time): #4,061,910 of 4,157,543Top 100%
1
Patents All Time