Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8517338 | Diaphragm valve | Christian Hunnekuhl, Juergen Stumpp, Joerg Hunnekuhl | 2013-08-27 |
| 6007045 | Membrane valve assembly | Martin Heiniger | 1999-12-28 |
| 5647397 | Diaphragm valve | Martin Heiniger | 1997-07-15 |