Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7882708 | Flat pipe-shaped heat exchanger | Rainer Richter, Gerrit Wolk, Wolfgang Kramer, Martin Kaspar, Arnold Rehm | 2011-02-08 |
| 5669440 | Heat exchanger having a welded pipe which has a reduced wall thickness at location of the weld seam | Dieter Bauer, Herbert Damsohn, Werner Helms, Roland Hemminger, Herbert Hunzelmann +3 more | 1997-09-23 |