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Patent applications and USPTO patent grants for De Jong; Bastiaan.The latest application filed is for "top drive systems for wellbore and drilling operations".
Patent | Date |
---|---|
Top drive systems for wellbore and drilling operations Grant 9,347,265 - De Jong , et al. May 24, 2 | 2016-05-24 |
Top drive systems for wellbore and drilling operations Grant 8,839,854 - De Jong , et al. September 23, 2 | 2014-09-23 |
Top Drive Systems For Wellbore And Drilling Operations App 20140274549 - De Jong; Bastiaan ;   et al. | 2014-09-18 |
Top Drive Systems for Wellbore & Drilling Operations App 20110100622 - De Jong; Bastiaan ;   et al. | 2011-05-05 |
Method and system for transmitting information over a communication network Grant 7,565,612 - Schelvis , et al. July 21, 2 | 2009-07-21 |
Top drive systems for wellbore & drilling operations App 20090159271 - De Jong; Bastiaan ;   et al. | 2009-06-25 |
Top drive oil flow path seals Grant 7,472,762 - West , et al. January 6, 2 | 2009-01-06 |
Top drive oil flow path seals App 20080136109 - West; Neil Edward ;   et al. | 2008-06-12 |
Method and system for transmitting information over a communication network App 20030146930 - Schelvis, Wilhelmus Adrianus Maria ;   et al. | 2003-08-07 |
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