Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6498496 | Device for detecting membrane leaks in a diaphragm pump | Heinz Keller, Gerhard Rohner, Jens Plechinger, Hans-Juergen Diekmann | 2002-12-24 |
| 6436568 | Method and tool for producing bipolar plates | Hermann Schilling, Gunter A. Hofmann | 2002-08-20 |
| 6338492 | Sealing system for large-surface thin parts | Herman Schilling, Gunter A. Hofmann | 2002-01-15 |