Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6334619 | Hydrodynamic packing assembly | Manmohan S. Kalsi | 2002-01-01 |
| 6315302 | Skew resisting hydrodynamic seal | William T. Conroy, Jeffrey D. Gobeli, Manmohan S. Kalsi | 2001-11-13 |
| 6227547 | High pressure rotary shaft sealing mechanism | Jeffrey D. Gobeli | 2001-05-08 |
| 6120036 | Extrusion resistant hydrodynamically lubricated rotary shaft seal | Manmohan S. Kalsi | 2000-09-19 |
| 6109618 | Rotary seal with enhanced lubrication and contaminant flushing | — | 2000-08-29 |
| 6036192 | Skew and twist resistant hydrodynamic rotary shaft seal | Manmohan S. Kalsi | 2000-03-14 |
| 6007105 | Swivel seal assembly | Manmohan S. Kalsi | 1999-12-28 |
| 5875840 | Multiple test cased hole formation tester with in-line perforation, sampling and hole resealing means | — | 1999-03-02 |
| 5873576 | Skew and twist resistant hydrodynamic rotary shaft seal | Manmohan S. Kalsi | 1999-02-23 |
| 5823541 | Rod seal cartridge for progressing cavity artificial lift pumps | William T. Conroy | 1998-10-20 |
| 5765637 | Multiple test cased hole formation tester with in-line perforation, sampling and hole resealing means | Manmohan S. Kalsi | 1998-06-16 |
| 5738358 | Extrusion resistant hydrodynamically lubricated multiple modulus rotary shaft seal | Manmohan S. Kalsi | 1998-04-14 |
| 5230520 | Hydrodynamically lubricated rotary shaft seal having twist resistant geometry | Jeffrey D. Gobeli | 1993-07-27 |
| 5195754 | Laterally translating seal carrier for a drilling mud motor sealed bearing assembly | — | 1993-03-23 |