Issued Patents 2011
Showing 1–2 of 2 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 |