Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6110435 | Method and device for nitric oxide reduction in exhaust fumes | Martin Teigeler, Friedrich Wirbeleit | 2000-08-29 |
| 5964067 | Prefabricated building elements, and process for producing the same and for building with them | Annemarie Lehner | 1999-10-12 |
| 5601067 | Fuel injection system for an internal combustion engine | Friedrich Wirbeleit, Alois Raab | 1997-02-11 |
| 5529024 | Fuel injection system for an internal-combustion engine | Friedrich Wirbeleit, Alois Raab | 1996-06-25 |
| 5479902 | Fuel injection system for a diesel engine | Friedrich Wirbeleit, Alois Raab | 1996-01-02 |