loadpatents
Patent applications and USPTO patent grants for Barron; Charles D..The latest application filed is for "short hop communication link for downhole mwd system".
Patent | Date |
---|---|
Short hop communication link for downhole MWD system Grant 5,160,925 - Dailey , et al. November 3, 1 | 1992-11-03 |
Articulated downhole surveying instrument assembly Grant 4,901,804 - Thometz , et al. February 20, 1 | 1990-02-20 |
Cablehead side entry sub Grant 4,524,834 - Barron , et al. June 25, 1 | 1985-06-25 |
Well drilling control system Grant 3,917,230 - Barron November 4, 1 | 1975-11-04 |
Force Measuring Weighing Device Grant 3,812,723 - Barron May 28, 1 | 1974-05-28 |
Marine Platform Structure Grant 3,804,268 - Barron , et al. * April 16, 1 | 1974-04-16 |
Towing Winch Control System Grant 3,801,071 - Barron April 2, 1 | 1974-04-02 |
Displacement Control System For Hoist Apparatus Grant 3,753,552 - Barron August 21, 1 | 1973-08-21 |
Motion Compensating Hoist Grant 3,675,900 - Barron , et al. July 11, 1 | 1972-07-11 |
Stabilized Load Hoist Apparatus Grant 3,648,858 - Barron , et al. March 14, 1 | 1972-03-14 |
Liquid Cooled Clutch Grant 3,648,814 - Barron March 14, 1 | 1972-03-14 |
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