Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4654932 | Hinge | Erich Rock, Klaus Brustle | 1987-04-07 |
| 4604769 | Hinge | Erich Rock, Klaus Brustle | 1986-08-12 |
| 4554706 | Mounting plate of a hinge for mounting a door on furniture frames of varying thickness | Erich Rock | 1985-11-26 |