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Patent applications and USPTO patent grants for Fox; Richmond Todd.The latest application filed is for "assembled drilling rig moving unit".
Patent | Date |
---|---|
Drilling rig carriage movable along racks and including pinions driven by electric motors Grant 10,060,199 - Reddy , et al. August 28, 2 | 2018-08-28 |
Assembled drilling rig moving unit Grant 9,739,098 - Fox August 22, 2 | 2017-08-22 |
Drilling rig carriage movable along racks and including pinions driven by electric motors Grant 9,273,524 - Reddy , et al. March 1, 2 | 2016-03-01 |
Assembled Drilling Rig Moving Unit App 20150343935 - Fox; Richmond Todd | 2015-12-03 |
Drilling Rig Carriage Movable Along Racks And Including Pinions Driven By Electric Motors App 20130299190 - REDDY; Padira ;   et al. | 2013-11-14 |
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