Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8187508 | Base agent for electrical insulating oil | Takaaki Kanoh, Jun Yamada, Yasunori Hatta | 2012-05-29 |
| 7795193 | Base for electric insulating oil | Mitsuhiko Takei, Takaaki Kanoh, Kiyoshi Fujii | 2010-09-14 |
| 7767987 | Electron beam irradiation method, electron beam irradiation apparatus, and electron beam irradiation apparatus for open-mouthed container | Shiro Eguchi, Isao Hashimoto, Shigekatsu Sato, Nobuyuki Hashimoto, Takayuki Suzuki +4 more | 2010-08-03 |
| 5780845 | Optical current transformer | Toshihiko Yoshino | 1998-07-14 |
| 5488291 | Optical current transformer | — | 1996-01-30 |