Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9368294 | Solenoid operated device | Taehyun Kim, Yohei Yamamoto | 2016-06-14 |
| 9293243 | Electromagnetic device and switching device using same | Taehyun Kim, Tohru Kimura, Kazuki Takahashi | 2016-03-22 |
| 9215825 | Gas insulated switchgear | Koji Sano, Masahiro Arioka, Tomotaka Yano | 2015-12-15 |
| 9136674 | Dead tank vacuum circuit breaker | Masahiro Arioka | 2015-09-15 |
| 8314355 | Gas insulated breaking device | Eiichi Nagao, Makiko Kawada, Tadao Minagawa, Ei Tsuchie | 2012-11-20 |
| 8207804 | Operating device that performs opening and closing operations of a switch | Shuichi Tanigaki | 2012-06-26 |
| 6610949 | Switchgear operating apparatuses | Tomohito Mori, Nobuya Nakajima | 2003-08-26 |
| 6232569 | Switch control device | Nobuya Nakajima | 2001-05-15 |
| 5060103 | Magnetic disc apparatus having protective shield for eliminating spurious magnetism at a magnetic head | — | 1991-10-22 |