Issued Patents All Time
Showing 51–75 of 82 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4579020 | Hydraulic control system for automatic transmission | — | 1986-04-01 |
| 4566355 | Shift valve for automatic transmission | — | 1986-01-28 |
| 4563918 | Line pressure control of hydraulic control system for automatic transmission | — | 1986-01-14 |
| 4561528 | Lock-up clutch control valve assembly | — | 1985-12-31 |
| 4555964 | Hydraulic control system for automatic transmission with shockless 4-3 shifting as well as shockless 2-3 shifting | — | 1985-12-03 |
| 4539870 | Hydraulic control system for automatic transmission | — | 1985-09-10 |
| 4532829 | Hydraulic control system for automatic transmission | — | 1985-08-06 |
| 4501174 | Hydraulic control system for automatic transmission | — | 1985-02-26 |
| 4474084 | Shift device of hydraulic control system for automatic transmission | Kazuyoshi Iwanaga | 1984-10-02 |
| 4467675 | Shift device for hydraulic control system for automatic transmission | Kazuyoshi Iwanaga | 1984-08-28 |
| 4462280 | Manual valve for hydraulic control system for automatic transmission | Kunio Ohtsuka | 1984-07-31 |
| 4334441 | Gearshift timing control arrangement for automatic power transmission | Kazuyoshi Iwanaga, Kunio Ohtsuka | 1982-06-15 |
| 4334442 | Shift valve arrangement of hydraulic transmission control system | Kazuyoshi Iwanaga, Kunio Ohtsuka | 1982-06-15 |
| 4325271 | Shock control arrangement in hydraulic control system of automatic power transmission | Kazuyoshi Iwanaga, Kunio Ohtsuka | 1982-04-20 |
| 4324154 | Hydraulic control system of automatic power transmission | Kazuyoshi Iwanaga, Kunio Ohtsuka | 1982-04-13 |
| 4324156 | Method and apparatus for hydraulic control of automatic transmission | Kazuyoshi Iwanaga, Kunio Ohtsuka | 1982-04-13 |
| 4313354 | Downshift valve in hydraulic transmission control system | Kazuyoshi Iwanaga, Kunio Ohtsuka | 1982-02-02 |
| 4309919 | Upshift scheduling valve for use in hydraulic transmission control system | Kazuyoshi Iwanaga, Kunio Ohtsuka | 1982-01-12 |
| 4308765 | Line pressure control device for the hydraulic control system of an automatic power transmission | Kazuyoshi Iwanaga, Kunio Ohtsuka | 1982-01-05 |
| 4307631 | Interlock preventive device for automatic power transmission | Kazuyoshi Iwanaga, Kunio Ohtsuka | 1981-12-29 |
| 4306469 | Line pressure boost control valve for hydraulic control system of automatic power transmission | Kazuyoshi Iwanaga, Kunio Ohtsuka | 1981-12-22 |
| 4301697 | Hydraulic control system for automatic power transmission having transmission throttle valve with failsafe means | Kazuyoshi Iwanaga, Kunio Ohtsuka | 1981-11-24 |
| 4296651 | Automatic power transmission shift valve | Kazuyoshi Iwanaga, Kunio Ohtsuka | 1981-10-27 |
| 4294140 | Hydraulic torque converter control system | Kazuyoshi Iwanaga, Kunio Ohtsuka | 1981-10-13 |
| 4282781 | Transmission throttle valve of automatic power transmission | Kazuyoshi Iwanaga, Kunio Ohtsuka | 1981-08-11 |