Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8499747 | Method and device for operating an internal combustion engine | — | 2013-08-06 |
| 7189058 | Fluid flow engine and support ring for it | Dietmar Metz, Ralf Boening | 2007-03-13 |