Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5335140 | Drawer-type circuit interrupter | Junichi Sonoda, Hirofumi Ogawa, Takeshi Endo | 1994-08-02 |
| 5252933 | Circuit breaker including forced contact parting mechanism capable of self-retaining under short circuit condition | Takeshi Yura | 1993-10-12 |
| 5019956 | Power control apparatus | Katsutoyo Nakayama, Toshimichi Morii | 1991-05-28 |