Collins; Leo G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Collins; Leo G..The latest application filed is for "damaged seal bore repair device".
- Collins; Leo G. - Farmers Branch TX
- Collins; Leo G. - Lewisville TX
| Patent | Date |
|---|---|
| Damaged seal bore repair device Grant 10,544,639 - Sethurathinam , et al. Ja | 2020-01-28 |
| Electromagnetic jarring tool Grant 10,273,773 - Collins | 2019-04-30 |
| Damaged Seal Bore Repair Device App 20170247966 - Sethurathinam; Ramya ; et al. | 2017-08-31 |
| Safety valve system for cable deployed electric submersible pump Grant 9,587,462 - Giusti, Jr. , et al. March 7, 2 | 2017-03-07 |
| Electromagnetic Jarring Tool App 20170016300 - Collins; Leo G. | 2017-01-19 |
| Safety valve with independent flow tube Grant 9,528,344 - Vick, Jr. , et al. December 27, 2 | 2016-12-27 |
| Wave Spring Flapper Closure Mechanism App 20160222757 - BRIMER; Jeremy P. ; et al. | 2016-08-04 |
| Downhole circulating valve having a metal-to-metal seal and method for operating same Grant 9,388,663 - Williamson , et al. July 12, 2 | 2016-07-12 |
| Downhole circulating valve having a metal-to-metal seal Grant 8,763,707 - Williamson , et al. July 1, 2 | 2014-07-01 |
| Safety Valve System for Cable Deployed Electric Submersible Pump App 20140096978 - Giusti, JR.; Frank ; et al. | 2014-04-10 |
| Safety Valve By-Pass System for Cable-Deployed Electric Submersible Pump App 20140083712 - Vick; James D. ; et al. | 2014-03-27 |
| Safety Valve With Independent Flow Tube App 20140000870 - Vick, JR.; James Dan ; et al. | 2014-01-02 |
| Downhole Circulating Valve Having a Metal-To-Metal Seal App 20130255934 - Williamson; Jimmie Robert ; et al. | 2013-10-03 |
| Downhole Circulating Valve Having a Metal-To-Metal Seal and Method for Operating Same App 20130255962 - Williamson; Jimmie Robert ; et al. | 2013-10-03 |
| Safety valve having mono spring closure mechanism Grant 8,342,247 - Vick, Jr. , et al. January 1, 2 | 2013-01-01 |
| Safety valve having mono spring closure mechanism App 20070246218 - Vick; James D. JR. ; et al. | 2007-10-25 |
| Safety valve having extension spring closure mechanism Grant 7,021,386 - Vick, Jr. , et al. April 4, 2 | 2006-04-04 |
| Safety valve having extension spring closure mechanism App 20050039922 - Vick, James D. JR. ; et al. | 2005-02-24 |
| Hydraulic control system for downhole tools Grant 6,668,936 - Williamson, Jr. , et al. December 30, 2 | 2003-12-30 |
| Hydraulic control system for downhole tools App 20020027003 - Williamson, Jimmie R. JR. ; et al. | 2002-03-07 |
| Linear indexing apparatus and methods of using same Grant 6,119,783 - Parker , et al. September 19, 2 | 2000-09-19 |
| Linear indexing apparatus and methods of using same Grant 5,826,661 - Parker , et al. October 27, 1 | 1998-10-27 |
| Well tool system and method for use in a well conduit Grant 5,398,764 - Collins March 21, 1 | 1995-03-21 |
| Shifting tool for sliding sleeve valves Grant 5,305,833 - Collins April 26, 1 | 1994-04-26 |
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