Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5457295 | Circuit breaker | Toshiyuki Tanibe, Hiroshi Fujii, Shinji Yamagata, Shinsaku Yamasaki, Tsukasa Iio +3 more | 1995-10-10 |
| 4521653 | Circuit breaker with arc light absorber | Hajimu Yoshiyasu, Fumiyuki Hisatsune, Shinji Yamagata, Junichi Terachi | 1985-06-04 |
| 4516002 | Circuit breaker with arc light absorber | Hajimu Yoshiyasu, Fumiyuki Hisatsune, Shinji Yamagata, Junichi Terachi | 1985-05-07 |
| 4516003 | Circuit breaker with arc light absorber | Hajimu Yoshiyasu, Fumiyuki Hisatsune, Shinji Yamagata, Junichi Terachi | 1985-05-07 |