Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4324210 | Hydraulic valve lifter and fluid pressure control device therefor | — | 1982-04-13 |
| 4220122 | Hydraulic valve lifter | — | 1980-09-02 |
| 4218995 | Hydraulic valve lifter mechanism for internal combustion engine | — | 1980-08-26 |
| 4193381 | Spark advance control device for engine equipped with EGR system | — | 1980-03-18 |
| 4186699 | Exhaust gas recirculation system | — | 1980-02-05 |
| 4186698 | Engine exhaust gas recirculation control system | — | 1980-02-05 |
| 4183333 | EGR Control system | — | 1980-01-15 |