Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D500325 | Body portion for a fluid powered diaphragm pump | Michael Forsythe | 2004-12-28 |
| 6829542 | Pump and method for facilitating maintenance and adjusting operation of said pump | Raymond J. Niemczura, Sr., David Roseberry, Michael D. Hennessey | 2004-12-07 |
| 6622819 | Sound attenuator for pneumatic exhaust | — | 2003-09-23 |
| 6241487 | Fluid powered diaphragm pump | — | 2001-06-05 |
| 6129525 | Speed control for fluid powered diaphragm pumps | — | 2000-10-10 |
| 6036445 | Electric shifting mechanism/interface for fluid power diaphragm pumps | — | 2000-03-14 |
| 6004105 | Diaphragm pump with adjustable stroke length | — | 1999-12-21 |
| 5996627 | Adjustable fluid valve for diaphragm pumps | — | 1999-12-07 |
| 5950523 | Composite diaphragm having two layers wherein the first layer is chemically resistant and of reduced thickness in the area of flex of the body | — | 1999-09-14 |
| 5851109 | Spacer and shim assembly for fluid powered diaphragm pumps | — | 1998-12-22 |
| D400210 | Diaphragm pump | Brad Courson, Mark R. Frye, Greg Hughes, Curt T. Young, Ian Pratt | 1998-10-27 |
| 5819792 | Check ball valve seat | — | 1998-10-13 |
| 5724881 | Diaphragm assembly for fluid powered diaphragm pumps | — | 1998-03-10 |
| 5375625 | Valve body assembly with detent and locking mechanism | — | 1994-12-27 |
| 5332372 | Modular double-diaphragm pump | — | 1994-07-26 |
| 5282724 | Modular check valve system | — | 1994-02-01 |
| 5257914 | Electronic control interface for fluid powered diaphragm pump | — | 1993-11-02 |
| 5165869 | Diaphragm pump | — | 1992-11-24 |