Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5153427 | Optical d.c. voltage transformer | Genji Takahashi, Kazuyuki Seino, Sadamu Saito, Tadashi Sato, Kiyoshi Kurosawa +1 more | 1992-10-06 |
| 4904972 | Gas-insulated stationary induction electrical apparatus | Tadashi Kiuchi, Kiyoto Hiraishi, Masaru Watanabe | 1990-02-27 |
| 4571570 | Winding for static induction apparatus | Atsushi Miki, Minoru Hoshi, Masaru Higaki | 1986-02-18 |
| 4554523 | Winding for static induction apparatus | Atsushi Miki, Minoru Hoshi, Masaru Higaki | 1985-11-19 |
| 4502320 | Method and apparatus for diagnosing oil-filled electric apparatus | Seiichi Sakai, Toshihiko Gange, Hideo Tsukioka, Katuo Sugawara, Ichitaro Tani +1 more | 1985-03-05 |
| 4470832 | Gas chromatographic apparatus | Katuo Sugawara, Ictitaro Tani, Hideo Tsukioka, Etsuo Ohe | 1984-09-11 |
| 4444040 | Method and apparatus for detecting gas components in oil in oil-filled device | Seiichi Sakai, Toshihiko Gange, Katuo Sugawara, Hideo Tsukioka, Ictitaro Tani +1 more | 1984-04-24 |