Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10262819 | Vacuum circuit breaker | Kaoru Kitakizaki, Keita Ishikawa, Shota Hayashi, Kosuke Hasegawa | 2019-04-16 |
| 8426759 | Vacuum circuit breaker | Tooru Kobayashi, Yoshihiko Matsui | 2013-04-23 |
| 8110770 | Vacuum circuit breaker of tank type | Hiroki Ichikawa, Kiyohito Katsumata, Yukihiro Takeshita | 2012-02-07 |