Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10073001 | Leak test arrangement and leak test method | Gerald Luedolph | 2018-09-11 |
| 4508067 | Tappet and a cam contact member therefor | — | 1985-04-02 |
| 4317433 | Flat-faced tappets for valve trains | — | 1982-03-02 |
| 4278233 | Arrangement for actuating gas-change valves | Hansjurgen Zurner | 1981-07-14 |
| 4231543 | Controllable hydraulic valve mechanism for reciprocating engines or pumps | Hansjurgen Zurner | 1980-11-04 |