Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5898351 | Multipolar circuit breaker | Masakazu Saida, Tatsuya Nagashima | 1999-04-27 |
| 5847339 | Handle portions of multipole breakers | Masakazu Saida, Hideaki Hayashi | 1998-12-08 |
| 5828276 | Molded-case multicircuit breakers | Hideaki Hayashi | 1998-10-27 |
| 5757254 | Earth leakage breaker | Masakazu Saida, Shigehira Konishi | 1998-05-26 |
| 5723841 | Circuit breaker having arc gas suppressing barrier on a movable contact | — | 1998-03-03 |