WH

William James Hughes

SU Sunstone: 10 patents #1 of 11Top 10%
ST Sunstone Technologies: 8 patents #1 of 8Top 15%
HC Hughes Tool Company: 6 patents #5 of 224Top 3%
Overall (All Time): #117,355 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 25 most recent of 31 patents

Patent #TitleCo-InventorsDate
12078020 Downhole mechanical actuator 2024-09-03
11732542 Annular pressure control ram diverter 2023-08-22
11732929 Optimized CO2 sequestration and enhanced geothermal system 2023-08-22
11441383 Annular pressure control diverter 2022-09-13
11377919 Annular pressure cap drilling method 2022-07-05
11255144 Annular pressure cap drilling method 2022-02-22
11168526 Jet pump drilling assembly 2021-11-09
10982515 Electric submersible hydraulic lift pump system 2021-04-20
10695987 Lobular connection for tubulars 2020-06-30
10066446 Tapered spline connection for drill pipe, casing, and tubing Bryan Lane, Gary Briggs 2018-09-04
10060197 Tapered spline connection for drill pipe, casing, and tubing Bryan Lane 2018-08-28
10006255 Tapered spline connection for drill pipe, casing, and tubing Bryan Lane 2018-06-26
9845645 Tapered spline connection for drill pipe, casing, and tubing Bryan Lane, Gary Briggs 2017-12-19
9540898 Annular drilling device 2017-01-10
8739861 Electrical wiring for drill pipe, casing, and tubing Bryan Lane, Gary Briggs 2014-06-03
8403059 External jet pump for dual gradient drilling Jack E. Miller 2013-03-26
8028750 Force balanced rotating pressure control device Murl Ray Richardson, Thomas L. Pettigrew, Kurt D. Vandervort, Kenneth D. Young 2011-10-04
7981379 Producing nitrogen to use in under balanced drilling, secondary recovery production operations and pipeline maintenance Mark Dunbar 2011-07-19
7743823 Force balanced rotating pressure control device Murl Ray Richardson, Thomas L. Pettigrew, Kurt D. Vandervort, Kenneth D. Young 2010-06-29
7537062 Flapper valve and actuator Richard Adams 2009-05-26
7468173 Method for producing nitrogen to use in under balanced drilling, secondary recovery production operations and pipeline maintenance Mark Dunbar 2008-12-23
7390032 Tubing joint of multiple orientations containing electrical wiring 2008-06-24
7380590 Rotating pressure control head Murl Ray Richardson 2008-06-03
7373995 Method and apparatus for drilling curved boreholes Gary Briggs 2008-05-20
7226090 Rod and tubing joint of multiple orientations containing electrical wiring 2007-06-05