Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5369895 | Plastic shoe with ventilation arrangement | — | 1994-12-06 |
| 4751924 | Balloon catheter | Gerhard Zumbruch | 1988-06-21 |
| 4505660 | Apparatus for making a one-piece, washable and sterilizable plastic shoe | Hartmut Seidel | 1985-03-19 |
| 4476600 | One-piece, washable and sterilizable plastic shoe | Hartmut Seidel | 1984-10-16 |
| 4408401 | One-piece, washable and sterilizable plastic shoe | Hartmut Seidel | 1983-10-11 |