Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6263909 | Valve assembly | Van Doan Nguyen, Randolf Kortge, Hans-Jurgen Lauth, Gerhard Overdiek, Willi Parsch +1 more | 2001-07-24 |
| 5685332 | Valve assembly | Gerhard Overdiek, Randolf Kortge, Hans-Jurgen Lauth, Van Doan Nguyen | 1997-11-11 |
| 5513672 | Valve assembly | Van Doan Nguyen, Randolf Kortge, Hans-Jurgen Lauth, Gerhard Overdiek, Willi Parsch +1 more | 1996-05-07 |