Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437275 | Vacuum circuit-breaker, vacuum bulb for use therein, and electrodes thereof | Shigeru Kikuchi, Masato Kobayashi, Katsuhiro Komuro, Toru Tanimizu, Kathumi Kuroda +2 more | 2002-08-20 |
| 6259051 | Vacuum switch and a vacuum switchgear using the same | Toru Tanimizu, Masato Kobayashi, Shuichi Kikukawa, Ayumu Morita, Minoru Suzuki +6 more | 2001-07-10 |
| 6248969 | Vacuum circuit breaker, and vacuum bulb and vacuum bulb electrode used therefor | Katsuhiro Komuro, Yoshitaka Kojima, Noboru Baba, Ryo Hiraga, Toru Tanimizu +3 more | 2001-06-19 |
| 6144005 | Vacuum switch and a vacuum switchgear using the same | Toru Tanimizu, Masato Kobayashi, Shuichi Kikukawa, Ayumu Morita, Minoru Suzuki +6 more | 2000-11-07 |
| 6048216 | Vacuum circuit breaker as well as vacuum valve and electric contact used in same | Katsuhiro Komuro, Yoshitaka Kojima, Yukio Kurosawa, Yoshio Koguchi, Toru Tanimizu +1 more | 2000-04-11 |
| 5852266 | Vacuum circuit breaker as well as vacuum valve and electric contact used in same | Katsuhiro Komuro, Yoshitaka Kojima, Yukio Kurosawa, Yoshio Koguchi, Toru Tanimizu +1 more | 1998-12-22 |
| 5763848 | Electrode for vacuum circuit breaker | Toru Tanimizu, Masato Kobayashi, Hitoshi Okabe, Katsuhiro Komuro, Akira Wada | 1998-06-09 |
| 5697150 | Method forming an electric contact in a vacuum circuit breaker | Katsuhiro Komuro, Yoshitaka Kojima, Yukio Kurosawa, Yoshio Koguchi, Toru Tanimizu +1 more | 1997-12-16 |
| 5691521 | Vacuum circuit breaker with improved contact assembly | Katsuhiro Komuro, Yoshitaka Kojima, Yukio Kurosawa, Shunkichi Endoo, Tooru Tanimizu +1 more | 1997-11-25 |
| 5612523 | Vacuum circuit-breaker and electrode assembly therefor and a manufacturing method thereof | Toru Tanimizu, Akira Osaka, Katsuhiro Komuro | 1997-03-18 |
| 5594224 | Vacuum circuit interrupter | Toru Tanimizu, Masato Kobayashi, Akira Osaka, Katsuhiro Komuro | 1997-01-14 |
| 5557083 | Vacuum circuit breaker and electric contact | Katsuhiro Komuro, Yoshitaka Kojima, Yukio Kurosawa, Yoshio Koguchi, Toru Tanimizu +1 more | 1996-09-17 |
| 5349196 | Ion implanting apparatus | Kensuke Amemiya, Katsumi Tokiguchi, Noriyuki Sakudo | 1994-09-20 |
| 5133825 | Plasma generating apparatus | Ken-ichi Natsui, Yukio Kurosawa, Tadashi Sato, Hiroaki Kojima, Yasunori Ohno +1 more | 1992-07-28 |
| 4851668 | Ion source application device | Tasunori Ohno, Tomoe Kurosawa, Tadashi Sato, Yukio Kurosawa | 1989-07-25 |
| 4847476 | Ion source device | Tadashi Sato, Yasunori Ohno, Tomoe Kurosawa, Nobuya Sekimoto, Yukio Kurosawa +1 more | 1989-07-11 |
| 4739169 | Ion source | Yukio Kurosawa, Yasunori Ohno, Kunio Hirasawa, Tadashi Sato | 1988-04-19 |
| 4713585 | Ion source | Yasunori Ohno, Tomoe Kurosawa, Tadashi Sato, Yukio Kurosawa | 1987-12-15 |