Keith A. Bullin

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Bryan, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Drive shaft assembly for downhole drilling motors
- Patent number 11,629,759
- Issue date Apr 18, 2023
- DASH DRILLING PRODUCTS, LLC
- Keith Bullin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole motor
- Patent number 10,119,333
- Issue date Nov 6, 2018
- Keith A. Bullin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole motor
- Patent number 8,967,299
- Issue date Mar 3, 2015
- Keith A. Bullin
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DRIVE SHAFT ASSEMBLY WITH CONSTANT VELOCITY JOINTS
- Publication number 20230138660
- Publication date May 4, 2023
- DASH DRILLING PRODUCTS, LLC
- KEITH BULLIN
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
DYNAMOMETER SYSTEM FOR TESTING PERFORMANCE OF DRILLING TOOLS
- Publication number 20230120228
- Publication date Apr 20, 2023
- DASH DRILLING PRODUCTS, LLC
- KEITH BULLIN
- E21 - EARTH DRILLING MINING
Information Patent Application
DRIVE SHAFT ASSEMBLY WITH CONSTANT VELOCITY JOINTS
- Publication number 20210340817
- Publication date Nov 4, 2021
- DASH DRILLING PRODUCTS, LLC
- KEITH BULLIN
- E21 - EARTH DRILLING MINING
Information Patent Application
Downhole Motor
- Publication number 20150129314
- Publication date May 14, 2015
- Keith A. Bullin
- E21 - EARTH DRILLING MINING
Information Patent Application
DOWNHOLE MOTOR
- Publication number 20110147091
- Publication date Jun 23, 2011
- Keith A. Bullin
- E21 - EARTH DRILLING MINING