Issued Patents All Time
Showing 376–398 of 398 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4580464 | Direct-coupling control device for a hydraulic torque converter in an automatic transmission for automotive vehicles | Masao Nishikawa | 1986-04-08 |
| 4570770 | Control system for automatic transmissions for vehicles | Masao Nishikawa, Shinzo Sakai | 1986-02-18 |
| 4535652 | Automatic transmission and direct coupling clutch for vehicle | Masao Nishikawa | 1985-08-20 |
| 4534236 | Vibration and noise reduction means for a transmission vehicle | Masao Nishikawa, Yoichi Sato, Hiroshi Yoshizawa | 1985-08-13 |
| 4516671 | Control apparatus for a torque convertor clutch | Masao Nishikawa, Shinzo Sakai, Hiroshi Yoshizawa | 1985-05-14 |
| 4515465 | Electrostatic copying apparatus | Hideo Miyoshi, Tadashi Umeda | 1985-05-07 |
| 4513638 | Control mechanism for selective creep of an automatic transmission | Masao Nishikawa, Torao Hattori, Hiroshi Yoshizawa | 1985-04-30 |
| 4505351 | Automatic braking system for vehicles | Masao Nishikawa | 1985-03-19 |
| 4491840 | Intervehicle distance control system for vehicles | Masao Nishikawa | 1985-01-01 |
| 4488446 | Transmission apparatus for a vehicle | Masao Nishikawa, Torao Hattori, Hiroshi Yoshizawa | 1984-12-18 |
| 4478507 | Mount for rotary drum in an electrostatic copying apparatus | Hideo Miyoshi, Tadashi Umeda | 1984-10-23 |
| 4469431 | Electrostatic copying apparatus with sheet feeder | Hideo Miyoshi, Tadashi Umeda | 1984-09-04 |
| 4469432 | Electrostatic copying apparatus with cooling system | Hideo Miyoshi, Tadashi Umeda | 1984-09-04 |
| 4436411 | Toner dispenser and detector for an electrostatic copying apparatus | Hideo Miyoshi, Tadashi Umeda | 1984-03-13 |
| 4401180 | Power steering device for vehicles | Masao Nishikawa, Yoshihiko Toshimitsu, Toshihiko Aoyama, Tokuro Takaoka, Yoichi Sato | 1983-08-30 |
| 4391342 | Steering mechanism for vehicles equipped with power steering system | Masao Nishikawa, Yoshihiko Toshimitsu, Toshihiko Aoyama, Tokuro Takaoka, Yoichi Sato | 1983-07-05 |
| 4382674 | Electrostatic copying apparatus | Hideo Miyoshi, Tadashi Umeda | 1983-05-10 |
| 4377217 | Power steering system having hydraulic reaction chambers | Masao Nishikawa, Yoichi Sato | 1983-03-22 |
| 4369695 | Power steering apparatus for vehicle | Masao Nishikawa, Yoshihiko Toshimitsu | 1983-01-25 |
| 4354422 | Load relief device for power steering system | Masao Nishikawa, Yoichi Sato | 1982-10-19 |
| 4299302 | Power steering device for vehicles | Masao Nishikawa, Yoshihiko Toshimitsu, Toshihiko Aoyama, Tokuro Takaoka, Yoichi Sato | 1981-11-10 |
| 4284353 | Flaw detecting apparatus | Hajime Yoshida, Kei NISHIDA | 1981-08-18 |
| 4240331 | Power steering apparatus for vehicle | Masao Nishikawa, Yoshihiko Toshimitsu | 1980-12-23 |