Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8382599 | Universal joint arrangement | Peter Grawenhof | 2013-02-26 |
| 7892099 | Universal joint arrangement | Peter Grawenhof | 2011-02-22 |
| 6722787 | Thrust ring and method for producing a thrust ring, bearing system for bolts of universal joints and cardan joint arrangement | Hans Lindenthal, Peter Grawenhof | 2004-04-20 |
| 6716105 | Thrust ring and method for producing a thrust ring, bearing system for bolts of universal joints and cardan joint arrangement | Hans Lindenthal, Peter Grawenhof | 2004-04-06 |
| 6540617 | Flange yoke for a universal joint and a universally jointed shaft | Hans Lindenthal, Peter Grawenhof | 2003-04-01 |