Issued Patents All Time
Showing 51–75 of 90 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5458546 | Differential gear assembly | — | 1995-10-17 |
| 5443054 | Supercharging device for an internal combustion engine | Masao Tateno | 1995-08-22 |
| 5441461 | Limited slip differential gear assembly | — | 1995-08-15 |
| 5398792 | Clutch device | — | 1995-03-21 |
| 5394853 | Supercharging device for an internal combustion engine | — | 1995-03-07 |
| 5378210 | Gear transmission apparatus | — | 1995-01-03 |
| 5361744 | Supercharging device for an internal combustion engine | — | 1994-11-08 |
| 5282775 | Planetary gear type differential apparatus | — | 1994-02-01 |
| 5219054 | Hub clutch device | — | 1993-06-15 |
| 5209707 | Planetary differential assembly | — | 1993-05-11 |
| 5141088 | Hub clutch device | Sakuo Kurihara | 1992-08-25 |
| 5086867 | Power transmission apparatus | Isao Hirota, Sakuo Kurihara, Mitsuru Hasegawa | 1992-02-11 |
| 5083986 | Coupling apparatus with double clutches | Sakuo Kurihara, Isao Hirota | 1992-01-28 |
| 5037362 | Limited slip differential | Susumu Ishikawa, Mitsuo Kawarai | 1991-08-06 |
| 5017183 | Power transmission apparatus | — | 1991-05-21 |
| 4981192 | Power transmission apparatus | Sakuo Kurihara | 1991-01-01 |
| 4962837 | Viscous coupling clutch | — | 1990-10-16 |
| 4959166 | Fluid composition for use in viscous coupling | Hiromu Minamitani, Norio Yano, Atsushi Ikezawa, Toshio Kanayama, Takashi Ushijima +1 more | 1990-09-25 |
| 4899859 | Power transmission apparatus | — | 1990-02-13 |
| 4886152 | Power transmission unit | — | 1989-12-12 |
| 4838119 | Differential gear assembly with viscous and friction clutch mechanisms | Osamu Ishikawa, Yukio Yuhashi | 1989-06-13 |
| 4805486 | Locking differential gear assembly | Makoto Hagiwara | 1989-02-21 |
| 4782720 | Power transmission unit | Sakuo Kurihara, Yukio Yuhashi | 1988-11-08 |
| 4782930 | Power transmission apparatus | Toshiaki Kuroiwa | 1988-11-08 |
| 4771653 | Power transmission apparatus | — | 1988-09-20 |