Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5595146 | Combustion engine having a variable compression ratio | Christoph Bollig, Torsten Schellhase, Frank Widmann | 1997-01-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5595146 | Combustion engine having a variable compression ratio | Christoph Bollig, Torsten Schellhase, Frank Widmann | 1997-01-21 |