Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10408267 | Tapered roller bearing and main shaft support structure of wind-power generator using same | Eiichi Nakamizo, Tomoya Sakaguchi | 2019-09-10 |
| 10190576 | Roller bearing, retainer segment, spacer and main shaft support structure of wind-power generator | Shoichi Hioki, Mitsuo Sasabe, Eiichi Nakamizo, Tomoya Sakaguchi | 2019-01-29 |
| 9810263 | Retainer segment for a roller bearing for supporting a main shaft of a wind-power generator | Eiichi Nakamizo, Tomoya Sakaguchi | 2017-11-07 |
| 9732734 | Roller bearing, retainer segment, spacer and main shaft support structure of wind-power generator | Shoichi Hioki, Mitsuo Sasabe, Eiichi Nakamizo, Tomoya Sakaguchi | 2017-08-15 |
| 9664231 | Roller bearing, retainer segment of roller bearing for supporting main shaft of wind-power generator | Eiichi Nakamizo, Tomoya Sakaguchi | 2017-05-30 |
| 8905646 | Roller bearing, retainer segment, spacer and main shaft support structure wind-power generator | Shoichi Hioki, Mitsuo Sasabe, Eiichi Nakamizo, Tomoya Sakaguchi | 2014-12-09 |
| 8764304 | Roller bearing, retainer segment of roller bearing for supporting main shaft of wind-power generator, and main shaft support structure of wind-power generator | Eiichi Nakamizo, Tomoya Sakaguchi | 2014-07-01 |
| 8608387 | Roller bearing and main shaft support structure of wind-power generator | — | 2013-12-17 |
| 8382380 | Tapered roller bearing | Eiichi Nakamizo, Junichi Hattori, Hideshi Nishiwaki, Michio Hori | 2013-02-26 |
| 8308372 | Roller bearing and main shaft support structure of wind-power generator | — | 2012-11-13 |
| 8177437 | Rolling bearing, retainer segment and main shaft support structure of wind-power generator | — | 2012-05-15 |
| 7540665 | Tapered roller bearing | Takashi Ueno, Takashi Tsujimoto | 2009-06-02 |