Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6064037 | Air-permeable heating device for a seat | Michael Weiss, Hans-Georg Rauh, Ferdinand Schuller | 2000-05-16 |
| 5948297 | Method and circuit arrangement for operating an electric seat heating means of a vehicle | Georg Haubner | 1999-09-07 |
| 5921314 | Conditioned seat | Ferdinand Schuller, Hans-Georg Rauh, Michael Weiss | 1999-07-13 |
| 5847360 | Electric steering-wheel heating element | Michael Weiss | 1998-12-08 |
| 5075537 | Controlling and monitoring circuit for electrical seat heating means, especially of automotive vehicles | Bodo Ruthenberg | 1991-12-24 |
| 4869550 | Flat heater for incorporation in seats of vehicles | Bodo Ruthenberg | 1989-09-26 |