Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6224746 | Method and device for testing the quality of a sheet-like element comprising a membrane | Dieter Meissner | 2001-05-01 |
| 4372907 | Method for manufacturing plastic electrical insulators | Georg Herold | 1983-02-08 |