Issued Patents 2003
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6621403 | Overload tripping device for circuit breaker | Isamu Nagahiro, Katsunori Kuboyama, Jun Oyama | 2003-09-16 |
| 6621020 | Breaking mechanism for circuit breaker | Kentaro Toyama, Tatsunori Takahashi, Seiichi Suzuki, Tsuneo Fujiwara, Yoshinobu Hamada +3 more | 2003-09-16 |
| 6606239 | Circuit breaker | Tatsunori Takahashi, Katsunori Kuboyama | 2003-08-12 |
| 6606229 | Handle operating mechanism in circuit breaker | Tatsunori Takahashi, Yoshinobu Hamada | 2003-08-12 |
| 6600116 | Switch mounting structure | Hisao Kawata, Katsunori Kuboyama | 2003-07-29 |
| 6590173 | Molded case circuit breaker | Fumiyoshi Kawahara, Syuichi Sugiyama | 2003-07-08 |
| 6566618 | Circuit breaker | Yoshinobu Hamada, Katsunori Kuboyama, Tatsunori Takahashi | 2003-05-20 |
| 6559745 | Circuit breaker, and accessory switches thereof | Hideto Yamagata, Koji Asakawa, Kentaro Toyama, Koji Nomura | 2003-05-06 |
| 6548769 | Circuit breaker | Koji Nomura, Katsunori Kuboyama, Tatsunori Takahashi, Kentaro Toyama | 2003-04-15 |
| 6518526 | Handle-operating mechanism for a circuit breaker including intermeshing handle clutch gear and operator toggle gear | Yoshinobu Hamada, Kentaro Toyama, Tatsunori Takahashi | 2003-02-11 |
| 6512434 | Circuit breaker with shift guide | Katsunori Kuboyama, Isamu Nagahiro | 2003-01-28 |