Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5137130 | Controlled type rotation speed difference sensitive coupling | Yasuhiro Niikura, Koichi Kitamura | 1992-08-11 |
| 5106347 | Rotational speed differential responsive type torque transmitting assembly with variable orifice means | Koichi Kitamura | 1992-04-21 |
| 5024309 | Rotational speed differential responsive type control coupling | Takashi Okubo | 1991-06-18 |
| 4958711 | Rotational speed differential responsive type joint | Takashi Okubo | 1990-09-25 |
| 4921085 | Rotational speed differential responsive type joint | Takashi Okubo | 1990-05-01 |
| 4562997 | Shock absorber assembly for automotive vehicle suspension | Kazuro Iwata, Naoto Fukushima | 1986-01-07 |
| 4391356 | Clutch engageable/disengageable by momentary energization of solenoid means | Kenzo Hirashima | 1983-07-05 |