Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11527378 | Carbon-metal structure and method for manufacturing carbon-metal structure | Suguru Noda, Sae Kitagawa, Kotaro YASUI, Hisashi Sugime, Daizo Takahashi +3 more | 2022-12-13 |
| 11342127 | Transformer for vacuum capacitor type instrument | Osamu Takeya, Yoshiyuki Tanimizu, Toshinori Tatsumi, Toru Tanimizu | 2022-05-24 |
| 10910184 | Sealed relay | Daizo Takahashi, Masahiko Ieda | 2021-02-02 |
| 10068741 | Field emission device and reforming treatment method | Daizo Takahashi, Toru Tanimizu | 2018-09-04 |
| 9589751 | Sealed relay | Daizo Takahashi, Masahiko Ieda | 2017-03-07 |
| 9159488 | Vacuum capacitor-voltage-transformer | Toru Tanimizu, Toru Nishizawa, Kaoru Kitakizaki, Takayoshi Tanimura | 2015-10-13 |
| 8755166 | Vacuum capacitor | Eiichi Takahashi, Toshinori Tatsumi, Yuichi Nishikiori, Kaoru Kitakizaki, Toru Tanimizu | 2014-06-17 |
| 8749946 | Vacuum capacitor | Eiichi Takahashi, Toshinori Tatsumi, Yuichi Nishikiori, Kaoru Kitakizaki, Toru Tanimizu | 2014-06-10 |
| 8749947 | Vacuum capacitor | Eiichi Takahashi, Toshinori Tatsumi, Yuichi Nishikiori, Kaoru Kitakizaki | 2014-06-10 |
| 7091807 | Electromagnetic device | Toru Tanimizu, Toyohisa Tsuruta, Akira Nishijima, Hiroshi Fujimaki, Yoshiyuki Tanimizu | 2006-08-15 |
| 7042699 | Vacuum variable capacitor | Eiichi Takahashi, Naoki Hayashi | 2006-05-09 |
| 7041930 | Bellows for use in vacuum capacitor | Eiichi Takahashi, Toru Tanimizu | 2006-05-09 |
| 6975499 | Vacuum variable capacitor with energization and heat shielding bellows | Eiichi Takahashi, Naoki Hayashi | 2005-12-13 |
| 6462930 | Vacuum variable capacitor device | Tomofumi Nemoto, Naoki Hayashi | 2002-10-08 |
| 6307729 | Vacuum capacitor | Takamitsu Ito | 2001-10-23 |
| 5489412 | Electrode material | Nobuyuki Yoshioka, Yasushi Noda, Nobutaka Suzuki | 1996-02-06 |
| 5480472 | Method for forming an electrical contact material | Yasushi Noda, Nobuyuki Yoshioka, Nobutaka Suzuki, Tetsuo Yoshihara, Koichi Koshiro | 1996-01-02 |
| 5352404 | Process for forming contact material including the step of preparing chromium with an oxygen content substantially reduced to less than 0.1 wt. % | Nobuyuki Yoshioka, Yasushi Noda, Nobutaka Suzuki | 1994-10-04 |
| 4707577 | Vacuum interrupter | Nobuaki Tamaki, Shinzo Sakuma, Masatoshi Takihana | 1987-11-17 |
| 4547638 | Vacuum interrupter | Yutaka Kashimoto, Masayuki Kano | 1985-10-15 |