Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11585336 | Laminated membrane for membrane pump | Joachim Oehrle | 2023-02-21 |
| 7905172 | Laminate membrane | Joachim Öhrle | 2011-03-15 |
| 6923108 | Composite diaphragm for diaphragm pumps | Joachim Öhrle | 2005-08-02 |
| 6877419 | Composite diaphragm for diaphragm pumps | Joachim Öhrle | 2005-04-12 |
| 4738474 | Pipe joint connection | Gernot Jacob | 1988-04-19 |
| 4733429 | Vacuum cleaner | Gernot Jacob | 1988-03-29 |
| 4715084 | Hand vacuum cleaner | Gernot Jacob | 1987-12-29 |
| 4678486 | Vacuum cleaner housing and dust bags therefor | Gernot Jacob | 1987-07-07 |
| 4656688 | Housing for a vacuum cleaner | Gernot Jacob | 1987-04-14 |
| 4642840 | Housing for a vacuum cleaner | Gernot Jacob | 1987-02-17 |