Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10553373 | Power switching control device | Aya Yamamoto, Daisuke Yoshida | 2020-02-04 |
| 10490366 | Power switching control device | Aya Yamamoto, Daisuke Yoshida | 2019-11-26 |
| 10424912 | Phase control device | Aya Yamamoto | 2019-09-24 |
| 10276315 | Operating device for power switchgear | Shuichi Tanigaki | 2019-04-30 |
| 10224165 | Circuit breaker characteristic monitoring device | Shuichi Tanigaki, Aya Yamamoto | 2019-03-05 |
| 10177553 | Power switching control apparatus and switching control method therefor | Aya Yamamoto, Daisuke Yoshida | 2019-01-08 |
| 10018664 | Phase control device | Aya Yamamoto, Daigo Matsumoto | 2018-07-10 |
| 9966753 | Power switching device operating time prediction equipment and method | Shoichi Kobayashi, Hiroyuki Tsutada, Masahiro Shikai | 2018-05-08 |
| 9779892 | Power switching control apparatus for switching timings of breaker to suppress transit voltage and current upon turning on the breaker | Shoichi Kobayashi, Takashi Shindoi, Kenji Inomata, Daigo Matsumoto, Aya Yamamoto | 2017-10-03 |
| 9739320 | Cam clutch | Seiki Ishitani, Daisuke Yoshida | 2017-08-22 |
| 9431185 | Spring operation device for switchgear | Shuichi Tanigaki | 2016-08-30 |
| 9305724 | Circuit breaker | Shuichi Tanigaki, Daisuke Yoshida | 2016-04-05 |
| 9263213 | Power switching control device and closing control method thereof | Daigo Matsumoto, Hiroyuki Tsutada | 2016-02-16 |
| 9170597 | Inrush current suppressing device | Kenji Kamei, Sho Tokoyoda, Hiroki Ito, Sadayuki Kinoshita | 2015-10-27 |
| 9082562 | Inrush-current suppressing device and inrush-current suppressing method | Sadayuki Kinoshita, Kenji Kamei | 2015-07-14 |
| 9065268 | Inrush-current suppressing device and inrush-current suppressing method | Haruhiko Koyama, Aya Yamamoto | 2015-06-23 |
| 8526155 | Phase-control switchgear and phase-control method for switchgear | Sadayuki Kinoshita, Kenji Kamei, Hiroki Ito | 2013-09-03 |
| 8008810 | Phase-control switching apparatus and switching control method for phase-control switching apparatus | Sadayuki Kinoshita, Kenji Kamei, Haruhiko Koyama | 2011-08-30 |
| 7982341 | Transformer operation control apparatus and method for suppressing magnetizing inrush current | Sadayuki Kinoshita, Kenji Kamei | 2011-07-19 |
| 7936093 | Phase control switching device | Sadayuki Kinoshita, Kenji Kamei, Haruhiko Koyama | 2011-05-03 |
| 7796374 | Power switchgear | Kyoichi Otsuka | 2010-09-14 |
| 7787228 | Switchgear control apparatus | Haruhiko Koyama, Kenji Kamei, Sadayuki Kinoshita | 2010-08-31 |
| 7741937 | Power switching apparatus and method of controlling the same | Haruhiko Koyama | 2010-06-22 |
| 7711502 | Power switching control apparatus | Haruhiko Koyama, Kenji Kamei, Sadayuki Kinoshita | 2010-05-04 |
| 7696648 | Incoming current suppression device | Sadayuki Kinoshita, Kenji Kamei, Hiroki Ito | 2010-04-13 |