Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4634459 | Particle filtration and removal system | Gerhard Lepperhoff | 1987-01-06 |
| 4614170 | Method of starting a valve regulating apparatus for displacement-type machines | Peter Kreuter | 1986-09-30 |
| 4563982 | Method and apparatus for introduction of a fluid medium into working space of an internal combustion engine | Robert Sollner | 1986-01-14 |
| 4515343 | Arrangement for electromagnetically operated actuators | Peter Kreuter | 1985-05-07 |
| 4463719 | Air-compressing, self-igniting engine for liquid fuel | Cornelis Havenith | 1984-08-07 |
| 4455543 | Electromagnetically operating actuator | Peter Kreuter | 1984-06-19 |
| 4370958 | Method of operating an air-compressing, self-igniting engine for liquid fuel | Cornelis Havenith | 1983-02-01 |
| 4363302 | Feed control by means of a flat slide valve | — | 1982-12-14 |