Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11901709 | Gas-insulated switchgear | Naoaki Inoue | 2024-02-13 |
| 10268250 | Semiconductor device having active mode and standby mode | Hiromi Notani, Takashi Yamaki | 2019-04-23 |
| 9727106 | Semiconductor device having active mode and standby mode | Hiromi Notani, Takashi Yamaki | 2017-08-08 |
| 9318887 | Resin molded bushing and switchgear | Hiroshi Isoya, Tadahiro Yoshida, Yoshiharu Irie | 2016-04-19 |
| 9287821 | DC electric motor control device | Yoshiki Yamagishi, Satoshi Kido, Yasutaka Shirota | 2016-03-15 |
| 8917038 | Motor control device | Yoshiki Yamagishi, Satoshi Kido, Yasutaka Shirota | 2014-12-23 |
| 8872458 | Motor control device | Yoshiki Yamagishi, Satoshi Kido, Yasutaka Shirota | 2014-10-28 |
| 6309477 | Non-chromium pretreatment chemicals | Toshiaki Shimakura, Yutaka Wada | 2001-10-30 |
| 6294262 | Composition and process for anticorrosive treatment of non-ferrous metal | — | 2001-09-25 |