Brian CHRISTEN

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Device and method to trigger, shift, and/or operate a downhole devi...
- Patent number 11,512,558
- Issue date Nov 29, 2022
- Black Diamond Oilfield Rentals LLC
- Steven R Radford
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DEVICE AND METHOD TO TRIGGER, SHIFT, AND/OR OPERATE A DOWNHOLE DEVI...
- Publication number 20210131224
- Publication date May 6, 2021
- Black Diamond Oilfield Rentals LLC
- Steven RADFORD
- E21 - EARTH DRILLING MINING