Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6543486 | Leakage plugging method and implement | — | 2003-04-08 |
| 5415201 | Multi-stage fluid flow control device | Mark E. Shiffler | 1995-05-16 |
| 5415202 | Multistage variable area throttle valve | Mark E. Shiffler | 1995-05-16 |
| 5241991 | Electro-rheological control valve | Vincent M. Iorio | 1993-09-07 |
| 4828454 | Variable capacity centrifugal pump | Edmund J. Jarski, Gregory E. Harris | 1989-05-09 |
| 4417849 | Variable geometry centrifugal pump | — | 1983-11-29 |
| 4236867 | Friction reducing arrangement for hydraulic machines | — | 1980-12-02 |