Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833066 | Liquid filter, especially oil filter | Peter G. Baumann, Thomas Brieden, Hans Gebert | 2004-12-21 |
| 6379537 | Oil filter with safety wall | Thomas Brieden | 2002-04-30 |
| 6161615 | Plate-type heat exchanger, especially oil/coolant cooler in vehicles | Thomas Brieden | 2000-12-19 |