Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10132346 | Halved outer ring, roller bearing, and rotary support structure | Shinji Oishi, Yugo Yoshimura | 2018-11-20 |
| 9562593 | Chain guide and chain drive apparatus | Shinji Oishi, Akio Kato, Takahiro Yamashita | 2017-02-07 |
| 9512881 | Roller bearing and shaft support structure | Akihiko Katayama | 2016-12-06 |
| 9500269 | Cam follower for rocker arm and cam follower device | Akihiko Katayama, Hisataka Hasegawa, Masaru Kuroda | 2016-11-22 |
| 9429216 | Chain guide and chain tensioner device | Akio Kato, Takahiro Yamashita | 2016-08-30 |
| 9163659 | Caged roller bearing, caged roller bearing assembly, and cage | Masanori Sato, Hitoshi Murakami, Hiromitsu Kawai | 2015-10-20 |
| 9032926 | Timing chain drive device | Akio Kato, Takahiro Yamashita | 2015-05-19 |
| 8968139 | Reduction differential gear apparatus for electric vehicle | Rino Fukami | 2015-03-03 |
| 8834035 | Roller bearing retainer and needle roller bearing | Shinji Oishi, Yugo Yoshimura | 2014-09-16 |
| 8448430 | Thrust roller bearing and torque converter | Rino Fukami, Kazuyuki Yamamoto | 2013-05-28 |
| 8418670 | Roller bearing, cam shaft support structure, internal combustion engine and incorporation method of roller bearing | Akihiko Katayama, Yugo Yoshimura, Shinji Oishi, Hiroki Tsuchiyama, Noriaki Fujii +4 more | 2013-04-16 |
| 8393800 | Needle roller bearing and crankshaft support structure | Akihiko Katayama | 2013-03-12 |
| 8220423 | Roller bearing, camshaft support structure, and internal combustion engine | Hiroki Tsuchiyama, Shinji Oishi, Noriaki Fujii, Tomoya Fujimoto, Keiko Yoshida +2 more | 2012-07-17 |
| 8136420 | Gear and gear drive unit | Masanori Satou, Yoshiyasu Nakano | 2012-03-20 |
| 8132550 | Roller bearing, camshaft support structure, and internal combustion engine | Shinji Oishi, Akihiko Katayama, Yugo Yoshimura, Hiroki Tsuchiyama, Noriaki Fujii +4 more | 2012-03-13 |
| 8100027 | Gear | Masanori Sato | 2012-01-24 |
| 8024989 | Gear and gear drive unit | Masanori Satou, Yoshiyasu Nakano | 2011-09-27 |
| 7896557 | Needle roller bearing | Yoshiyasu Nakano, Shinji Oishi, Yugo Yoshimura, Noriaki Fujii, Keiko Yoshida | 2011-03-01 |
| 7896556 | Needle roller bearing | Yoshiyasu Nakano, Shinji Oishi, Akihiko Katayama, Yugo Yoshimura, Noriaki Fujii +1 more | 2011-03-01 |
| 7617677 | Stator unit for a torque converter | Hideki Akamatsu, Takahide Saito, Yasumasa Hibi, Takashi Hattori | 2009-11-17 |
| 7258091 | Rocker arm | — | 2007-08-21 |
| 7021260 | Rocker arm | — | 2006-04-04 |
| 7011061 | Rocker arm | — | 2006-03-14 |
| 6981479 | Rocker arm | — | 2006-01-03 |
| 6863040 | Rocker arm | Masahiko Kataoka, Toshiyuki Kobashi | 2005-03-08 |