Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5114326 | Apparatus for manufacturing diaphragms | Heinz Wullenweber, Peter Kohl, Herbert Jung, Jurgen Borchardt, Wolfgang Bickle +1 more | 1992-05-19 |
| 4961901 | Process and apparatus for manufacturing diaphragms | Heinz Wullenweber, Peter Kohl, Herbert Jung, Jorgen Borchardt, Wolfgang Bickle +1 more | 1990-10-09 |