Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5205016 | Door holding device | Richard Kulot, Heinz-Walter Heinemann | 1993-04-27 |
| 4879785 | Swivel bearing for a door-holding rod for a door-holding device for motor vehicles | Karl-Heinz Tolle, Heinz-Walter Heinemann, Wolfgang Fiebrich | 1989-11-14 |