Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862313 | Driving apparatus for DC circuit breakers | Tatsuji Shirouzu, Motoo Sato, Satoshi Mizuno | 1989-08-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862313 | Driving apparatus for DC circuit breakers | Tatsuji Shirouzu, Motoo Sato, Satoshi Mizuno | 1989-08-29 |