Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6354808 | Modular liquid ring vacuum pumps and compressors | Ramesh B. Shenoi | 2002-03-12 |
| 5899668 | Two-stage liquid ring pumps having separate gas and liquid inlets to the second stage | Ramesh B. Shenoi | 1999-05-04 |
| D405096 | Pump | — | 1999-02-02 |
| 5507625 | Liquid ring pumps | — | 1996-04-16 |
| D327271 | Liquid ring pump | Richard Gerard Cadotte | 1992-06-23 |
| D327272 | Liquid ring pump | Richard Gerard Cadotte | 1992-06-23 |
| D327273 | Liquid ring pump | Richard Gerard Cadotte | 1992-06-23 |
| D294266 | Liquid ring pump | Ole B. Olsen | 1988-02-16 |
| D285447 | Two-stage pump | Richard A. Lametto | 1986-09-02 |