Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10262819 | Vacuum circuit breaker | Kazuhiro Nagatake, Keita Ishikawa, Shota Hayashi, Kosuke Hasegawa | 2019-04-16 |
| 10086433 | Process for producing electrode material, and electrode material | Keita Ishikawa, Shota Hayashi, Nobutaka Suzuki | 2018-10-02 |
| 10058923 | Method for manufacturing electrode material and electrode material | Keita Ishikawa, Shota Hayashi | 2018-08-28 |
| 9959986 | Method for producing electrode material | Keita Ishikawa, Shota Hayashi, Nobutaka Suzuki, Kosuke Hasegawa | 2018-05-01 |
| 9724759 | Electrode material | Keita Ishikawa, Shota Hayashi, Nobutaka Suzuki, Kosuke Hasegawa | 2017-08-08 |
| 9719155 | Alloy | Keita Ishikawa, Shota Hayashi, Nobutaka Suzuki, Kosuke Hasegawa | 2017-08-01 |
| 9159488 | Vacuum capacitor-voltage-transformer | Toru Tanimizu, Toru Nishizawa, Toshimasa Fukai, Takayoshi Tanimura | 2015-10-13 |
| 8755166 | Vacuum capacitor | Eiichi Takahashi, Toshimasa Fukai, Toshinori Tatsumi, Yuichi Nishikiori, Toru Tanimizu | 2014-06-17 |
| 8749947 | Vacuum capacitor | Eiichi Takahashi, Toshimasa Fukai, Toshinori Tatsumi, Yuichi Nishikiori | 2014-06-10 |
| 8749946 | Vacuum capacitor | Eiichi Takahashi, Toshimasa Fukai, Toshinori Tatsumi, Yuichi Nishikiori, Toru Tanimizu | 2014-06-10 |
| 6544478 | QCM sensor | Noboru Oyama, Tetsu Tatsuma, Yoshihito Watanabe, Osamu Hatozaki, Masanori Haba +1 more | 2003-04-08 |
| 5151334 | Fuel cell utilizing solidous electrolyte | Kazuo Fushimi, Kazuhiko Kawakami | 1992-09-29 |
| 4686338 | Contact electrode material for vacuum interrupter and method of manufacturing the same | Yoshiyuki Kashiwagi, Yasushi Noda | 1987-08-11 |
| 4659885 | Vacuum interrupter | Yoshiyuki Kashiwagi, Yasushi Noda | 1987-04-21 |
| 4640999 | Contact material of vacuum interrupter and manufacturing process therefor | Yoshiyuki Kashiwagi, Yasushi Noda | 1987-02-03 |
| 4584445 | Vacuum interrupter | Yoshiyuki Kashiwagi, Yasushi Noda | 1986-04-22 |
| 4554425 | Contact of vacuum interrupter and manufacturing process therefor | Yoshiyuki Kashiwagi, Yasushi Noda | 1985-11-19 |
| 4547640 | Electrical contact structure of a vacuum interrupter | Yoshiyuki Kashiwagi, Takamitsu Sano | 1985-10-15 |