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Steven R. Merrill
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Houston, TX, US
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Patents Grants
last 30 patents
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Patent Grant
Magnetic flow valve for borehole use
Patent number
10,519,745
Issue date
Dec 31, 2019
Baker Hughes, a GE company, LLC
Steven R. Merrill
E21 - EARTH DRILLING MINING
Information
Patent Grant
Flow activated valve
Patent number
10,246,971
Issue date
Apr 2, 2019
Baker Hughes, a GE company, LLC
James C. Doane
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
PRESSURE DIFFERENTIAL PLUG AND METHOD
Publication number
20180355694
Publication date
Dec 13, 2018
BAKER HUGHES INCORPORATED
Steven Robert Merrill
E21 - EARTH DRILLING MINING
Information
Patent Application
Magnetic Flow Valve for Borehole Use
Publication number
20180298724
Publication date
Oct 18, 2018
BAKER HUGHES INCORPORATED
Steven R. Merrill
E21 - EARTH DRILLING MINING
Information
Patent Application
Flow Activated Valve
Publication number
20170089175
Publication date
Mar 30, 2017
BAKER HUGHES INCORPORATED
James C. Doane
E21 - EARTH DRILLING MINING