Issued Patents All Time
Showing 51–57 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D551619 | Electrical drive unit | — | 2007-09-25 |
| 6961971 | Motor adjustable support device for the upholstery of a seat and/or reclining furniture | Eckhart Dewert | 2005-11-08 |
| 6418398 | Optimization with ruin recreate | Gunter Dueck, Martin Maehler, Gerhard Schrimpf, Hermann Stamm-Wilbrandt | 2002-07-09 |
| 5901610 | Electromotive drive mechanism for a piece of furniture | — | 1999-05-11 |
| 5626328 | Flat lifting device | — | 1997-05-06 |
| 5481769 | Lifting apparatus | — | 1996-01-09 |
| 5081396 | AC high pressure discharge lamp, especially for high current level operation | Bernd Lewandowski | 1992-01-14 |