Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8087243 | Internal combustion engine turbocharged by a turbocharger | — | 2012-01-03 |
| 6553977 | Five-stroke internal combustion engine | — | 2003-04-29 |
| 5072589 | Internal combustion engine having multiple expansion and compression | — | 1991-12-17 |
| 4917054 | Six-stroke internal combustion engine | — | 1990-04-17 |
| 4755302 | Method and apparatus for matrix magnetic separation | Karl-Heinz Unkelbach, Hans D. Wasmuth, Hans Bender | 1988-07-05 |