Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5511827 | Push-fit connector for joining two fluid lines | Christoph Steinkamp | 1996-04-30 |
| 5338071 | Pipe coupling | Ralf Hohmann, Olaf Kohlhaus, Stephan Mann, Ralf Spors | 1994-08-16 |
| 5309607 | Hose clip | Ralf Hohmann, Manfred Kruger, Stephan Mann, Erich Ruf, Ralf Spors +5 more | 1994-05-10 |