Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849725 | Multipolar circuit breaker | Hideo Hayashi | 1989-07-18 |
| 4752755 | Circuit breaker | Hideo Hayashi, Iwao Takamatsu | 1988-06-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849725 | Multipolar circuit breaker | Hideo Hayashi | 1989-07-18 |
| 4752755 | Circuit breaker | Hideo Hayashi, Iwao Takamatsu | 1988-06-21 |