Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6893050 | Plug-in vacuum cleaner hose arrangement | Hartmut Kiel | 2005-05-17 |
| 6752116 | Connection between two shaft ends, positioned coaxially one behind the other, of a gas shuttle valve in an internal combustion engine and a valve actuator | Hermann Gaessler, Udo Diehl, Karsten Mischker, Rainer Walter, Bernd Rosenau +4 more | 2004-06-22 |
| 6565123 | Latch for telescoping vacuum-cleaner tube | Hartmut Kiel | 2003-05-20 |
| 6431607 | Telescopable vacuum-cleaner suction pipe | Gotthard Kittelmann, Olaf Günther | 2002-08-13 |