Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4791817 | Method of determination and monitoring of fuel mass stream | Theo Von Tolkacz, Hans-Richard Baumann | 1988-12-20 |
| 4651572 | Venturi tube | Hans-Richard Baumann, Gerhard Winkler | 1987-03-24 |