Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D524327 | Pump | Paul J. Weiss, Ross Christiansen | 2006-07-04 |
| 4842498 | Diaphragm compressor | Roy J. Rozek | 1989-06-27 |
| 4730550 | Piston cup and cylinder assembly | Thomas R. Hetzel, Charles E. LaBelle | 1988-03-15 |