loadpatents
Patent applications and USPTO patent grants for Greening; Douglas.The latest application filed is for "system and method for mitigating stick-slip".
Patent | Date |
---|---|
System and method for mitigating stick-slip Grant 10,458,223 - Badkoubeh , et al. Oc | 2019-10-29 |
Top drive movement measurements system and method Grant 10,107,089 - Greening , et al. October 23, 2 | 2018-10-23 |
Interlock system and method for drilling rig Grant 9,903,167 - Dewald , et al. February 27, 2 | 2018-02-27 |
System And Method For Mitigating Stick-slip App 20180038215 - Badkoubeh; Amir ;   et al. | 2018-02-08 |
Tubular stress measurement system and method Grant 9,765,579 - Greening , et al. September 19, 2 | 2017-09-19 |
System and method for mitigating stick-slip Grant 9,689,250 - Badkoubeh , et al. June 27, 2 | 2017-06-27 |
System And Method For Mitigating Stick-slip App 20160138382 - Badkoubeh; Amir ;   et al. | 2016-05-19 |
Interlock System And Method For Drilling Rig App 20150315855 - Dewald; Brian ;   et al. | 2015-11-05 |
Top Drive Movement Measurement System And Method App 20150176390 - Greening; Douglas ;   et al. | 2015-06-25 |
Tubular Stress Measurement System And Method App 20150176370 - Greening; Douglas ;   et al. | 2015-06-25 |
Bag filling apparatus and method App 20040103619 - Droog, Thomas W. ;   et al. | 2004-06-03 |
Bag filling apparatus and method Grant 6,662,532 - Droog , et al. December 16, 2 | 2003-12-16 |
SEC | 0001661220 | Greening Douglas |
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