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Marcus D. Wernig
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Orange, TX, US
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Patents Grants
last 30 patents
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Patent Grant
Drilling system, biasing mechanism and method for directionally dri...
Patent number
10,895,113
Issue date
Jan 19, 2021
B&W Mud Motors, LLC
Stuart Schaaf
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling system, biasing mechanism and method for directionally dri...
Patent number
10,301,877
Issue date
May 28, 2019
C&J Spec-Rent Services, Inc.
Stuart Schaaf
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling system, biasing mechanism and method for directionally dri...
Patent number
9,556,678
Issue date
Jan 31, 2017
Penny Technologies S.À R.L.
Stuart Schaaf
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and system for making at-bit measurements while drilling
Patent number
6,057,784
Issue date
May 2, 2000
Schlumberger Technology Corporatioin
Stuart Schaaf
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
Drilling System, Biasing Mechanism And Method For Directionally Dri...
Publication number
20190257155
Publication date
Aug 22, 2019
C&J Spec-Rent Services, Inc.
Stuart Schaaf
E21 - EARTH DRILLING MINING
Information
Patent Application
Drilling System, Biasing Mechanism And Method For Directionally Dri...
Publication number
20170089142
Publication date
Mar 30, 2017
Penny Technologies S.À R.L.
Stuart Schaaf
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING SYSTEM, BIASING MECHANISM AND METHOD FOR DIRECTIONALLY DRI...
Publication number
20130319764
Publication date
Dec 5, 2013
TELLUS OILFIELD, INC.
Stuart Schaaf
E21 - EARTH DRILLING MINING