Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4942647 | Tensioning buckle | — | 1990-07-24 |
| 4733496 | Pivoting surfboard fin | — | 1988-03-29 |
| 4567662 | Device for drawing ellipses | — | 1986-02-04 |
| 4536054 | Fuse holder, especially fuse holder for electrical devices | Peter Hollenstein | 1985-08-20 |
| 4486067 | Fuse holder, especially fuse holder for miniaturized fuses | Alois Lindenmann | 1984-12-04 |
| 4453794 | Fuse holder, especially fuse holder for electrical devices | Peter Hollenstein | 1984-06-12 |