Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7338381 | Spider and universal joint arrangement | Hans Lindenthal, Peter Grawenhof | 2008-03-04 |
| 6733666 | Filtering device, especially a suction return filter | Werner Wilkendorf | 2004-05-11 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7338381 | Spider and universal joint arrangement | Hans Lindenthal, Peter Grawenhof | 2008-03-04 |
| 6733666 | Filtering device, especially a suction return filter | Werner Wilkendorf | 2004-05-11 |