Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6975190 | Contactor device of circuit breaker | Akifumi Sato, Koji Asakawa, Yasuhiro Takahashi, Hideto Yamagata | 2005-12-13 |
| 6924720 | Circuit breaker | Masao Miura, Koji Asakawa, Yasuhiro Takahashi, Hideto Yamagata | 2005-08-02 |
| 6911614 | Circuit breaker | Hisanobu Asano, Hideto Yamagata, Yasuhiro Takahashi | 2005-06-28 |