Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6624374 | Switching apparatus | Kenichi Koyama, Toyomi Ooshige, Hiroyuki Sasao, Hiroyuki Akita, Yukimori Kishida +1 more | 2003-09-23 |
| 6611413 | Switching apparatus | Toshie Takeuchi, Toyomi Ooshige, Hiroyuki Sasao, Hiroyuki Akita, Yukimori Kishida +2 more | 2003-08-26 |
| 6580345 | Switching device | Hiroyuki Akita, Toyomi Ooshige, Hiroyuki Sasao, Kenichi Koyama, Yukimori Kishida +1 more | 2003-06-17 |
| 6573815 | Circuit breaker | Takao Mitsuhashi, Masahiro Fushimi, Shinji Yamagata | 2003-06-03 |