| 4575598 |
Circuit breaker |
Shinji Yamagata, Fumiyuki Hisatsune, Kiyomi Yamaoto, Shiro Murata, Hajimu Yoshiyasu |
1986-03-11 |
| 4567455 |
Circuit interrupter |
Setsuo Hosogai, Hiroshi Fujii, Shigemi Tamaru, Takuo Takatsuka, Hideo Suhara |
1986-01-28 |
| 4521653 |
Circuit breaker with arc light absorber |
Hajimu Yoshiyasu, Shirou Murata, Fumiyuki Hisatsune, Shinji Yamagata |
1985-06-04 |
| 4516002 |
Circuit breaker with arc light absorber |
Shirou Murata, Hajimu Yoshiyasu, Fumiyuki Hisatsune, Shinji Yamagata |
1985-05-07 |
| 4516003 |
Circuit breaker with arc light absorber |
Hajimu Yoshiyasu, Shirou Murata, Fumiyuki Hisatsune, Shinji Yamagata |
1985-05-07 |
| 4464642 |
Circuit breaker |
Shinji Yamagata, Fumiyuki Hisatsune, Hajimu Yoshiyasu |
1984-08-07 |
| 4459445 |
Circuit breaker |
Fumiyuki Hisatsune, Shinji Yamagata, Kiyomi Yamamoto, Hajimu Yoshiyasu |
1984-07-10 |
| 4454395 |
Circuit breaker |
Shinji Yamagata, Fumiyuki Hisatsune, Kiyomi Yamamoto, Hajimu Yoshiyasu, Yuichi Wada |
1984-06-12 |
| 4453053 |
Circuit breaker with arc restricting device |
Shinji Yamagata, Fumiyuki Hisatsune, Hajimu Yoshiyasu |
1984-06-05 |
| 4451718 |
Circuit breaker |
Shinji Yamagata, Fumiyuki Hisatsune, Kiyomi Yamamoto, Hajimu Yoshiyasu, Yuichi Wada |
1984-05-29 |
| 4420660 |
Circuit breaker |
Fumiyuki Hisatsune, Shinji Yamagata, Hajimu Yoshiyasu |
1983-12-13 |
| 4409444 |
Circuit breaker |
Hajimu Yoshiyasu, Fumiyuki Hisatsune, Shinji Yamagata |
1983-10-11 |
| 4409445 |
Circuit breaker |
Hajimu Yoshiyasu, Fumiyuki Hisatsune, Shinji Yamagata |
1983-10-11 |
