Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7661437 | Food and beverage industry membrane valve structure | Dieter Schulz | 2010-02-16 |
| 5645102 | Leak resistant, switching, double valve system | Wolfgang Brackelmann, Norbert Schramm | 1997-07-08 |
| 5257835 | Arrangement for connecting two sections of a fluid system | Horst Randhahn, Ulrich Otto | 1993-11-02 |