Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6293870 | Friction element for a damper disc having a friction adjusting element | Saburo Nakanishi, Yoshitaka Kitamura, Hideyuki Imanaka, Hiroshi Uehara | 2001-09-25 |
| 6210280 | Damper disc assembly having non-rotatable spring seats | Saburo Nakanishi, Yoshitaka Kitamura, Hideyuki Imanaka, Hiroshi Uehara | 2001-04-03 |
| 6004213 | Damper disc assembly having spring seats for changing a phase relationship of the disc assembly | Saburo Nakanishi, Yoshitaka Kitamura, Hideyuki Imanaka, Hiroshi Uehara | 1999-12-21 |
| 5954585 | Damper disc assembly having friction elements each having a different coefficient of friction | Saburo Nakanishi, Yoshitaka Kitamura, Hideyuki Imanaka, Hiroshi Uehara | 1999-09-21 |
| 5899812 | Damper mechanism having a friction generating mechanism | Yoshitaka Kubota, Yasushi Takehira, Yoshiyuki Shindoh | 1999-05-04 |
| 5018613 | Intermediate plate positioning mechanism for twin clutch | — | 1991-05-28 |
| 4741420 | Damper for a diaphragm spring in a clutch | Nobutoshi Fujito, Syogo Ohga, Hideo Kohno | 1988-05-03 |
| 4679683 | Clutch cover assembly | — | 1987-07-14 |
| 4651860 | Clutch disk supported by a resin bushing | — | 1987-03-24 |
| 4602708 | Clutch cover assembly | — | 1986-07-29 |
| 4557362 | Clutch disc | — | 1985-12-10 |
| 4555008 | Damper disc suitable for automobile clutch | — | 1985-11-26 |
| 4533031 | Clutch disk having alternatingly connected subplates between friction washers | — | 1985-08-06 |
| 4499981 | Damper disc with concentric springs including hourglass-shaped springs to reduce the effect of centrifugal forces | — | 1985-02-19 |
| 4493408 | Damper disc | — | 1985-01-15 |
| 4406357 | Damper disk | Yoshio Nishimura | 1983-09-27 |