Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7766052 | Conduit pipe for conveying media | Walter Melcher, Ulrich Reiter, Christoph Geyer, Matthias Konczalla | 2010-08-03 |
| 5962116 | Copper strip or sheet with a brown cover layer and methods for its production | Wolfgang Denke, Stefan Hoveling, Stefan Priggemeyer | 1999-10-05 |
| 4351678 | Method of making corrosion resistant phosphorous copper or phosphorous copper alloy pipes | Yves Andrien | 1982-09-28 |