Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7635950 | Short-arc type high pressure discharge lamp having gaps formed among electrode axes, metal foils and a glass material surface | Kiyotaka Tanba, Takayuki Kagami, Masaru Mitsui, Nobuo Kanai | 2009-12-22 |
| 5099971 | Damper device of a clutch for a motor vehicle | — | 1992-03-31 |
| 4915189 | System for controlling a transfer clutch of a four-wheel drive vehicle | — | 1990-04-10 |
| 4898050 | System for controlling the pressure of oil for a continuously variable transmission | — | 1990-02-06 |
| RE33062 | Control system for an infinitely variable transmission | — | 1989-09-19 |
| 4850937 | System for controlling the pressure of oil for a continuously variable transmission | — | 1989-07-25 |
| 4846765 | System for controlling the pressure of oil for a continuously variable transmission | — | 1989-07-11 |
| 4844221 | Control system of a selector mechanism for a continuously variable transmission | Yoichi Iijima | 1989-07-04 |
| 4838836 | Control valve for a continuously variable transmission | Yoichi Iijima | 1989-06-13 |
| 4827804 | System for controlling the pressure of oil in a system for a continuously variable transmission | Kazunari Tezuka | 1989-05-09 |
| 4809564 | Control system of a selector mechanism for a continuously variable transmission | — | 1989-03-07 |
| 4759236 | System for controlling the pressure of oil in a system for a continuously variable transmission | Kazunari Tezuka | 1988-07-26 |
| 4751857 | System for controlling the pressure of oil in a system for an infinitely variable transmission | — | 1988-06-21 |
| 4729264 | System for controlling the pressure of oil in a system for a continuously variable transmission | — | 1988-03-08 |
| 4715467 | Control system for a four-wheel drive vehicle | — | 1987-12-29 |
| 4710151 | System for controlling the pressure of oil in a system for a continuously variable transmission | — | 1987-12-01 |
| 4708694 | System for controlling the pressure of oil in a system for a continuously variable transmission | — | 1987-11-24 |
| 4704097 | Control system for a continuously variable transmission | — | 1987-11-03 |
| 4690011 | Selector mechanism for an infinitely variable transmission | Kenichi Yamada | 1987-09-01 |
| 4638689 | Hydraulic line pressure control system for an infinitely variable transmission | — | 1987-01-27 |
| 4627313 | Control system for an infinitely variable transmission | — | 1986-12-09 |
| 4619157 | System for detecting the transmission ratio in an infinitely variable transmission | — | 1986-10-28 |
| 4466502 | System for controlling transmission torque of a four-wheel drive vehicle | — | 1984-08-21 |