Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5743291 | Sanitary safety device | Christoph Weis | 1998-04-28 |
| 5643521 | Process for producing sanitary fittings | — | 1997-07-01 |
| 5500115 | Filtering strainer | Hermann Grether | 1996-03-19 |
| 5495985 | Jet regulator for attachment to sanitary fittings | Hermann Grether | 1996-03-05 |
| 5370150 | Process for producing sanitary fitting and sanitary fitting produced according to the process | — | 1994-12-06 |
| 5195552 | Check valve with exchangeable valving elements | — | 1993-03-23 |
| 4976283 | Fluid flow regulator | Dieter Wildfang | 1990-12-11 |