Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6420447 | Viscoelastic damping foam having an adhesive surface | Gerhard Burak, Carsten Kliwer, Cornelia Peters | 2002-07-16 |
| 6228478 | Method of manufacturing a composite foam from foam flakes, composite foam, and use of this composite foam | Carsten Kliwer | 2001-05-08 |
| 5334338 | Process for manufacturing a sound insulating structure | Hans Walendy, Gerhard Burak, Manfred Hoffmann | 1994-08-02 |
| 5185380 | Recycling of thermosetting polyurethane soft foam | Cornelia Diessel, Carsten Kliwer, Gerhard Burak, Ehrenfried Blumel | 1993-02-09 |
| 5000483 | Interior noise reduction in motor vehicles | Ehrenfried Blumel, Heinemann Gahlau, Manfred Hoffmann, Klaus Wittenmayer, Thomas Stankiewicz | 1991-03-19 |
| 4735284 | Adhesive insulation system | Heinemann Gahlau, Manfred Hoffmann | 1988-04-05 |
| 4663381 | Interior noise reduction in motor vehicles | Ehrenfried Blumel, Heinemann Gahlau, Manfred Hoffmann, Klaus Wittenmayer, Thomas Stankiewicz | 1987-05-05 |