Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5457295 | Circuit breaker | Toshiyuki Tanibe, Hiroshi Fujii, Shinji Yamagata, Tsukasa Iio, Yoshiaki Kobayashi +3 more | 1995-10-10 |
| 5337210 | Drawout type switch gear | Takayoshi Ishikawa | 1994-08-09 |
| D347623 | Air circuit breaker | Masakatsu Suzuki, Fumiyuki Hisatsune, Takayoshi Ishikawa, Tsukasa Iio, Yasushi Genba +2 more | 1994-06-07 |
| D325725 | Circuit protector | Shinji Yamagata, Tetsuya Hamada | 1992-04-28 |
| D325726 | Circuit protector | Shinji Yamagata, Tetsuya Hamada | 1992-04-28 |