Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10960494 | Method and device for producing a tear line in a planar workpiece along a predetermined contour by material removal by means of a laser | Martin Griebel, Jurgen Weisser, Frank Seidel | 2021-03-30 |
| 9676062 | Process for producing a line of weakness in a cover element through removal of material | Martin Griebel, Juergen Weisser | 2017-06-13 |
| 8405000 | Method for producing a series of through holes in a layer of material by means of a laser beam | Martin Griebel, Michael Nittner | 2013-03-26 |
| 7748733 | Method of manufacturing of an at least two-part interior lining component of an automotive vehicle, with integrated airbag cover, and interior lining component of an automotive vehicle | Martin Griebel, Thomas Schadeberg, Marcus Marre, Frank Seidel | 2010-07-06 |
| 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, Norbert Preuss | 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 | Frank Steinhaeuser, Martin Griebel, Norbert Preuss | 2006-02-21 |
| 6224090 | Airbag cover | Ulrich Schuster, Frank Schmieder, Dieter Franz, Rainer Schulze | 2001-05-01 |
| 5882572 | Method for producing a line-shaped weakening by means of lasers | Ralf Schwarze, Frank Schmieder, Wolfgang Schmidt, Rainer Schulze | 1999-03-16 |