Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8277329 | Homokinetic plunging ball joint with low plunging forces | Joachim Prölss, Volker Bergmann, Hans Wormsbaecher | 2012-10-02 |
| 6497622 | Constant velocity fixed joint with cross-groove tracks | Peter Bilz, Peter Schwarzler, Russell Osborn | 2002-12-24 |
| 6012869 | Expansion joint and seal containing intersections | — | 2000-01-11 |
| 4774795 | Expansion joint | — | 1988-10-04 |