Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7654588 | Pipe connection having improved strength | — | 2010-02-02 |
| 5511453 | Pliers for mounting purposes | Rainer Neumann | 1996-04-30 |
| 5470113 | Connector for plastic tubes | Rainer Neumann | 1995-11-28 |
| 4483056 | Tool for closing pipe couplings | Rainer Neumann | 1984-11-20 |