Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7431328 | Method for generating a predetermined break line in a multilayer airbag cover using a laser | Wolfgang Wittenbecher, Martin Griebel | 2008-10-07 |
| 7323131 | Method for applying a pre-weakened line to an interior-trim part in a vehicle by means of a laser, said part being provided with a decorative leather layer | Frank Steinhaeuser, Martin Griebel, Walter Lutze | 2008-01-29 |
| 7000942 | Method for introducing a line of weakening with low tearing resistance into an airbag cover and airbag cover produced by this method | Walter Lutze, Frank Steinhaeuser, Martin Griebel | 2006-02-21 |
| 6841034 | Device for welding thermoplastic plastic parts forming a hollow body by means of laser radiation | Hans-Ulrich Zuehlke, Gabriele Eberhardt, Martin Griebel, Juergen Weisser | 2005-01-11 |
| 6727463 | Arrangement for the working of three-dimensional, expandable upper surfaces of work pieces by means of a laser | Ulf Feistel, Frank Schmieder | 2004-04-27 |