Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7458792 | Sintered metal rotor of a rotary piston pump | Peter Grahle, Peter Haldemann, Heinz Rhyn, Albert Friesen, Stanislaus Russ | 2008-12-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7458792 | Sintered metal rotor of a rotary piston pump | Peter Grahle, Peter Haldemann, Heinz Rhyn, Albert Friesen, Stanislaus Russ | 2008-12-02 |