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Patent applications and USPTO patent grants for Johnson; Kyle E..The latest application filed is for "hybrid plug drill-out bit".
Patent | Date |
---|---|
Dynamic highlight Grant 10,263,856 - Fried , et al. | 2019-04-16 |
Dynamic highlight Grant 10,257,049 - Fried , et al. | 2019-04-09 |
Hybrid Plug Drill-out Bit App 20180291689 - Palmer; Jason ;   et al. | 2018-10-11 |
Dynamic Highlight App 20170005879 - FRIED; Eric P. ;   et al. | 2017-01-05 |
Dynamic Highlight App 20170005880 - FRIED; Eric P. ;   et al. | 2017-01-05 |
Reverse circulation bit assembly Grant 9,422,771 - Jones , et al. August 23, 2 | 2016-08-23 |
Drill bit with recessed center Grant 8,839,886 - Jones , et al. September 23, 2 | 2014-09-23 |
Reverse Circulation Bit Assembly App 20130133956 - Jones; Mark L. ;   et al. | 2013-05-30 |
Drill Bit With Recessed Center App 20110108326 - JONES; Mark L. ;   et al. | 2011-05-12 |
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