Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D641699 | Wind power generator | Fumio Sayama, Hiroki Kataoka, Hiroaki Nishiono, Junichi Kurokawa, Tsuyoshi Muraoka | 2011-07-19 |
| 7969032 | Windmill rotation detection/management device and wind power generation system | Tsutomu Shinya, Masashi Kutsuna, Takeo Ito, Hiroki Kataoka, Hiroaki Nishiono | 2011-06-28 |
| D590340 | Wind power generator | Fumio Sayama, Hiroki Kataoka, Hiroaki Nishiono, Junichi Kurokawa, Tsuyoshi Muraoka | 2009-04-14 |
| 7432608 | Generator and power supply for use therein | Kazuo Okubo, Kazumichi Kato, Yuzo Takakado, Hirosuke Imabayashi, Toshio Miki +8 more | 2008-10-07 |
| 7141887 | Power supply unit, generator, and wind turbine generator | Kazuo Okubo, Kazumichi Kato, Katsuyoshi Nakano, Tsutomu Shinya | 2006-11-28 |