Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5788176 | Safety belt retractor with belt tensioner acting on the belt reel | Ralf Ebner, Volker Holzapfel | 1998-08-04 |
| 5526996 | Seat belt retractor | Ralf Ebner, John E. Grout, Volker Holzapfel, Albrecht Muller | 1996-06-18 |