Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7934824 | Image forming apparatus and image forming method | — | 2011-05-03 |
| 5484490 | P-type thermoelectric material | Shigeki Tokita, Makoto Okabayashi, Takashi Amano | 1996-01-16 |
| 5476063 | Method of production of single crystal | Isao Nakatani, Satoshi Takahashi, Kiyoshi Ozawa | 1995-12-19 |
| 5473494 | Electrical power supply system | Yukio Kurosawa, Youichi Ohshita, Masaru Watanabe, Yoshihito Asai, Tokio Yamagiwa | 1995-12-05 |
| 5391930 | Circuit breaker with parallel resistor | Youichi Ohshita, Katuichi Kashimura, Akira Hashimoto, Osamu Koyanagi, Yukio Kurosawa | 1995-02-21 |
| 5298703 | Gas circuit breaker | Hirohiko Yatsuzuka, Tuneo Kishi, Takashi Minakawa | 1994-03-29 |
| 5039831 | Circuit breaker | Minori Sato, Kastuichi Kashimura, Masanori Tsukushi, Yukio Kurosawa, Kazuhiro Saito +1 more | 1991-08-13 |
| 4589918 | Thermal shock resistant thermoelectric material | Katashi Masumoto | 1986-05-20 |
| 4570202 | Gas-insulated switchgear equipment | Koji Sasaki, Seizo Nakano, Shigetaka Takeuchi, Takeshi Takahashi | 1986-02-11 |