Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8763356 | Chain, and method for manufacturing a chain | Johannes Kremer, Christian Kirschniok | 2014-07-01 |
| 6772275 | Device and method for storing telephone entries | Hans-Georg Beerens, Alexander Hadt, Ralf Ruether, Peter Scholz, Bernhard Slonina | 2004-08-03 |
| 6338693 | Pivot-hung door drive | Jan Scholten | 2002-01-15 |
| 6262548 | Door drive for a pivot-hung door | Jan Scholten, Guido Schneider | 2001-07-17 |