Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D350803 | Fishing lure | — | 1994-09-20 |
| 5107828 | Tracheostoma closure device | Ingo Herrmann | 1992-04-28 |
| 4988357 | Penis prosthesis | — | 1991-01-29 |
| 4960131 | Penis erection testing and measuring device | — | 1990-10-02 |
| 4825861 | Endotube | — | 1989-05-02 |
| 4643169 | Device for selectively opening and closing tubular organs of the body | Udo Jonas | 1987-02-17 |
| 4541427 | Surgical instrument assembly | — | 1985-09-17 |
| 4411260 | Penis prosthesis | — | 1983-10-25 |