Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7876181 | Earth leakage circuit breaker | Masaaki Nakano | 2011-01-25 |
| 7710694 | Earth leakage breaker | Yasuhiro Takahashi | 2010-05-04 |
| 7167349 | Earth leakage breaker | Koji Asakawa, Yasuhiro Takahashi | 2007-01-23 |
| 7154062 | Circuit breaker | Koji Asakawa, Mitsuhiro Mitsushige, Yasuhiro Takahashi, Akifumi Sato | 2006-12-26 |
| 6911614 | Circuit breaker | Mitsuhiro Mitsushige, Hideto Yamagata, Yasuhiro Takahashi | 2005-06-28 |