Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882976 | Brake booster | Andreas Abbing, Hannes Bertling, George Kehl, Robert Mergenthaler, Dietmar Rischen +2 more | 1989-11-28 |
| 4796667 | Brake pressure control valve | Georg Kehl | 1989-01-10 |
| 4764048 | Ball-and-socket joint | Georg Kehl | 1988-08-16 |
| 4701990 | Ball-and-socket joint assembly tool and method | Georg Kehl | 1987-10-27 |
| 4650363 | Ball joint for a brake booster | Georg Kehl, Arnold Pahl, Heinz Siegel | 1987-03-17 |
| 4316639 | Braking force control device | — | 1982-02-23 |
| 4236760 | Brake-force regulator for dual-circuit brake systems | Lucas H. Haar | 1980-12-02 |