Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7922215 | Plug connector for fluid conduits | Dirk Dresen, Ingo Hüpgen | 2011-04-12 |
| 7581763 | Connector device for pipes | — | 2009-09-01 |
| 6612623 | Connecting device for pipes conduction pressure medium | — | 2003-09-02 |
| 6554323 | Plug connector for quick-release connection of pressurized lines | Harald Hagen, Volker Kaminski | 2003-04-29 |
| 6419281 | Plug-type connector for compression systems | Harald Hagen | 2002-07-16 |
| 6170887 | Plug connector for rapid and releaseable connection of pressurized lines | Harald Hagen, Volker Kaminski | 2001-01-09 |