Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8314355 | Gas insulated breaking device | Eiichi Nagao, Makiko Kawada, Ei Tsuchie, Kyoichi Ohtsuka | 2012-11-20 |
| 5876578 | Gas sensor | Shiro Yamauchi, Satoshi Higashinakagawa, Hiroshi Maekawa, Mitsuhito Kamei, Chieko Nishida +2 more | 1999-03-02 |
| 5811754 | Optical processing method and apparatus for carrying out the same | Hajime Nakatani, Atsushi Sugitatsu, Masao Izumo, Yasushi Minamitani, Yoshifumi Matsushita +2 more | 1998-09-22 |
| 5661744 | Excimer laser beam irradiation apparatus for optically processing workpiece | Kazuyuki Murakami, Hajime Nakatani, Atsushi Sugitatsu, Toshinori Yagi, Keiko Ito | 1997-08-26 |
| 5187716 | Excimer laser device | Kenyu Haruta, Haruhiko Nagai, Hajime Nakatani, Yoshihiko Yamamoto, Taketoshi Takemura +3 more | 1993-02-16 |
| 5005181 | Method for controlling gas in halogen gas laser and device therefor | Takeo Yoshioka | 1991-04-02 |
| 4908729 | Lightning arrester monitor | Takeo Yoshioka, Masahiro Kobayashi, Katsu Ujita | 1990-03-13 |
| 4839767 | Element and device for detecting internal faults in an insulating gas charged electrical apparatus | Takeo Yoshioka, Toshihiro Suzuki, Ichiro Yamasaki, Yoshifumi Matsushita | 1989-06-13 |