Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6007045 | Membrane valve assembly | Walter Bannwarth | 1999-12-28 |
| 5706855 | Device for monitoring the valve stroke of a diaphragm valve | — | 1998-01-13 |
| 5685336 | Device for monitoring the valve lift of a diaphragm valve | — | 1997-11-11 |
| 5647397 | Diaphragm valve | Walter Bannwarth | 1997-07-15 |