Membership
Tour
Register
Log in
Gabe Williger
Follow
Person
Dallas, TX, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Total control perforator and system
Patent number
10,240,440
Issue date
Mar 26, 2019
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wireless downhole tool positioning control
Patent number
10,138,688
Issue date
Nov 27, 2018
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Grant
Redundant drill string cutting system
Patent number
10,119,349
Issue date
Nov 6, 2018
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bottom hole firing head and method
Patent number
9,476,290
Issue date
Oct 25, 2016
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wireless downhole tool positioning control
Patent number
9,033,032
Issue date
May 19, 2015
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bottom hole firing head and method
Patent number
8,910,556
Issue date
Dec 16, 2014
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wireless downhole tool positioning system
Patent number
8,302,693
Issue date
Nov 6, 2012
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wireless downhole tool positioning system
Patent number
8,286,702
Issue date
Oct 16, 2012
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wireless downhole tool positioning system
Patent number
8,272,441
Issue date
Sep 25, 2012
Don Umphries
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
Redundant drill string cutting system
Publication number
20170145765
Publication date
May 25, 2017
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Application
Total control perforator and system
Publication number
20170114622
Publication date
Apr 27, 2017
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Application
Bottom Hole Firing Head and Method
Publication number
20150247389
Publication date
Sep 3, 2015
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Application
Wireless downhole tool positioning control
Publication number
20150226019
Publication date
Aug 13, 2015
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Application
Bottom hole firing head and method
Publication number
20140137723
Publication date
May 22, 2014
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Application
Wireless downhole tool positioning control
Publication number
20130341007
Publication date
Dec 26, 2013
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Application
Wireless downhole tool positioning system
Publication number
20120241146
Publication date
Sep 27, 2012
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Application
Wireless downhole tool positioning system
Publication number
20120211224
Publication date
Aug 23, 2012
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Application
Wireless downhole tool positioning system
Publication number
20110308797
Publication date
Dec 22, 2011
Don Umphries
E21 - EARTH DRILLING MINING
Information
Patent Application
WIRELESS PIPE RECOVERY AND PERFORATING SYSTEM
Publication number
20110061864
Publication date
Mar 17, 2011
Don Umphries
E21 - EARTH DRILLING MINING