Elliston; Thomas L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Elliston; Thomas L..The latest application filed is for "well perforating device".
- Elliston; Thomas L. - Ft. Worth TX
- Elliston; Thomas L. - Fort Worth TX
- Elliston; Thomas L. - Hurst TX
| Patent | Date |
|---|---|
| Well perforating device Grant 4,919,050 - Dobrinski , et al. April 24, 1 | 1990-04-24 |
| Liquid nitrogen pump Grant 4,494,415 - Elliston January 22, 1 | 1985-01-22 |
| Hydraulic intensifier Grant 4,478,561 - Elliston October 23, 1 | 1984-10-23 |
| Truck operator's cab with equipment control station Grant 4,436,177 - Elliston March 13, 1 | 1984-03-13 |
| Stabilized hoist rig for deep ocean mining vessel Grant 4,324,194 - Elliston * April 13, 1 | 1982-04-13 |
| Portable workover rig with extendable mast substructure, platform mounted drawworks and adjustable wellhead anchor Grant 4,290,495 - Elliston September 22, 1 | 1981-09-22 |
| Pressure compensated spool valve Grant 4,257,456 - Elliston March 24, 1 | 1981-03-24 |
| Hoist apparatus with dual mast structure and compound power transmission system Grant 4,128,229 - Elliston December 5, 1 | 1978-12-05 |
| Internally pressurized load supporting mast Grant 3,960,360 - Elliston June 1, 1 | 1976-06-01 |
| Orbital Vibrator Grant 3,866,480 - Elliston February 18, 1 | 1975-02-18 |
| Valve Device Grant 3,556,147 - Sizer , et al. January 19, 1 | 1971-01-19 |
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