Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6305494 | Device for absorbing and/or damping sound waves | Klaus Pfaffelhuber, Gerhard Kock, Stefan Lahner | 2001-10-23 |
| 5984043 | Magnetizable flat damping component and adhesive, especially for use in sound-deadening mats | Max Wagner, Stefan Lahner, Manfred Roller | 1999-11-16 |
| 5470599 | Method of controlling masa sheet thickness produced by tortilla sheeter | — | 1995-11-28 |