Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11215234 | Rotary device and centering structure thereof | — | 2022-01-04 |
| 10648533 | Torque fluctuation inhibiting device, torque converter and power transmission device | — | 2020-05-12 |
| 10626949 | Torque fluctuation inhibiting device, torque converter and power transmission device | Yoshiyuki Hagihara, Koichi Higuchi | 2020-04-21 |
| 10626950 | Torque fluctuation inhibiting device, torque converter and power transmission device | Yoshiyuki Hagihara, Koichi Higuchi | 2020-04-21 |
| 10619702 | Torque fluctuation inhibiting device, torque converter and power transmission device | Yoshiyuki Hagihara, Koichi Higuchi | 2020-04-14 |
| 10508708 | Torque fluctuation inhibiting device | — | 2019-12-17 |
| 10487911 | Torque fluctuation inhibiting device, torque converter and power transmission device | Yoshiyuki Hagihara, Koichi Higuchi | 2019-11-26 |
| 10184542 | Torque fluctuation inhibiting device, torque converter and power transmission device | Yoshiyuki Hagihara, Koichi Higuchi | 2019-01-22 |
| 10047844 | Dynamic damper device | — | 2018-08-14 |
| 10030740 | Lock-up device for torque converter | — | 2018-07-24 |
| 9945444 | Lock-up device | — | 2018-04-17 |
| 9784352 | Lock-up device for torque converter | — | 2017-10-10 |
| 9638281 | Lock-up device for torque converter | — | 2017-05-02 |
| 9506547 | Lock-up device for fluid type power transmission device | — | 2016-11-29 |
| 9394982 | Lock-up device for torque converter | Ken Mototsune | 2016-07-19 |
| 9382989 | Dynamic damper device and lock-up device for fluid type power transmission device | — | 2016-07-05 |
| 9222564 | Lock-up device for torque converter | Yuki Kawahara, Hiroyuki Ushio | 2015-12-29 |
| 8978853 | Lock-up device for torque converter | — | 2015-03-17 |
| 8857586 | Lockup device for torque converter | Yuki Kawahara | 2014-10-14 |
| 8752685 | Lock-up device for torque converter | — | 2014-06-17 |
| 7980370 | Lockup device and hydraulic torque transmission device provided with the same | — | 2011-07-19 |
| 7360633 | Lockup device of hydraulic torque transmission device | — | 2008-04-22 |
| 7222706 | Lockup device for hydraulic torque transmission device | — | 2007-05-29 |
| 6938744 | Piston coupling mechanism, lockup device for a fluid-type torque transmission device, elastic coupling mechanism, and spring installation method for an elastic coupling mechanism | — | 2005-09-06 |
| 6899210 | Piston coupling mechanism and lockup device for fluid-type torque transmission device equipped with the same | — | 2005-05-31 |