Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5821495 | Gas circuit breaker | — | 1998-10-13 |
| 5770827 | Circuit breaker magnetic blowout arc extinguishing device with arc runner features | — | 1998-06-23 |
| 4926286 | Enclosed switchboard | Sadami Harada, Takanori Nakashima | 1990-05-15 |
| 4860161 | Enclosed switchboard | Masayuki Otsubo, Shizutaka Uchida | 1989-08-22 |