Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808082 | Pressure wave supercharger | Andreas Mayer | 1989-02-28 |
| 4796595 | Free-running pressure wave supercharger driven by gas forces | Ibrahim El-Nashar, Francois Jaussi, Christian Komauer, Andreas Mayer, Josef Perevuznik +1 more | 1989-01-10 |