Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8523521 | Wind turbine generator | Masahiro Kawai, Yasuhiro OBASE, Hauke Karstens | 2013-09-03 |
| 8517671 | Wind turbine generator | Yoshitomo Noda, Akihiko Yano | 2013-08-27 |
| 8461707 | Wind turbine generator and nacelle turning method | Yasuto Fujino, Yoshiyuki Hayashi, Tomohiro Numajiri | 2013-06-11 |
| 8439638 | Blade pitch controller, wind turbine generator, and method of controlling blade pitch | Tomohiro Numajiri | 2013-05-14 |
| 7905707 | Pitch actuator for wind turbine generator, and wind turbine generator | Tomohiro Numajiri, Masahiro Kawai | 2011-03-15 |