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Bruce J. Witwer
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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
High capacity universal connector
Patent number
11,572,968
Issue date
Feb 7, 2023
Dril-Quip, Inc.
Morris B. Wade
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hands free gasket retention mechanism
Patent number
11,441,707
Issue date
Sep 13, 2022
Dril-Quip, Inc.
Morris B. Wade
E21 - EARTH DRILLING MINING
Information
Patent Grant
High capacity universal connector
Patent number
10,527,207
Issue date
Jan 7, 2020
Dril-Quip, Inc.
Mark A. Manning
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Subsea system and method for high pressure high temperature wells
Patent number
10,392,907
Issue date
Aug 27, 2019
Dril-Quip, Inc.
Bruce Joseph Witwer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Anti-rotation device for connector assembly and method
Patent number
10,184,303
Issue date
Jan 22, 2019
Dril-Quip, Inc.
Morris B. Wade
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Method and apparatus for bit run and retrieved casing hanger lockin...
Patent number
10,125,581
Issue date
Nov 13, 2018
Dril-Quip, Inc.
John E. Nelson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Metal to metal annulus seal with enhanced lock-down capacity
Patent number
9,982,502
Issue date
May 29, 2018
Dril-Quip, Inc.
John E. Nelson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Seal assembly and method
Patent number
9,151,134
Issue date
Oct 6, 2015
Dril-Quip, Inc.
Larry E. Reimert
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
Control/Monitoring of Initial Construction of Subsea Wells
Publication number
20240044218
Publication date
Feb 8, 2024
Dril-Quip, Inc.
Mason Connor Wade
E21 - EARTH DRILLING MINING
Information
Patent Application
HIGH CAPACITY UNIVERSAL CONNECTOR
Publication number
20200116282
Publication date
Apr 16, 2020
Dril-Quip, Inc.
Morris B. Wade
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
HANDS FREE GASKET RETENTION MECHANISM
Publication number
20200080670
Publication date
Mar 12, 2020
Dril-Quip, Inc.
Morris B. Wade
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
HIGH CAPACITY UNIVERSAL CONNECTOR
Publication number
20180163902
Publication date
Jun 14, 2018
Dril-Quip, Inc.
Mark A. Manning
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
ANTI-ROTATION DEVICE FOR CONNECTOR ASSEMBLY AND METHOD
Publication number
20170328139
Publication date
Nov 16, 2017
Dril-Quip, Inc.
Morris B. Wade
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND APPARATUS FOR BIT RUN AND RETRIEVED CASING HANGER LOCKIN...
Publication number
20170175496
Publication date
Jun 22, 2017
Dril-Quip, Inc.
John E. Nelson
E21 - EARTH DRILLING MINING
Information
Patent Application
SUBSEA SYSTEM AND METHOD FOR HIGH PRESSURE HIGH TEMPERATURE WELLS
Publication number
20170089182
Publication date
Mar 30, 2017
Dril-Quip Inc.
Bruce Joseph Witwer
E21 - EARTH DRILLING MINING
Information
Patent Application
METAL TO METAL ANNULUS SEAL WITH ENHANCED LOCK-DOWN CAPACITY
Publication number
20160245040
Publication date
Aug 25, 2016
Dril-Quip, Inc.
John E. Nelson
E21 - EARTH DRILLING MINING
Information
Patent Application
SEAL ASSEMBLY AND METHOD
Publication number
20130206427
Publication date
Aug 15, 2013
Drill-Quip, Inc.
Larry E. Reimert
E21 - EARTH DRILLING MINING