Sharp Okorie Ugwuocha

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Aberdeen, GB

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Patents Grantslast 30 patents

Information Patent Grant
Earth removal member with features for facilitating drill-through
- Patent number 9,297,210
- Issue date Mar 29, 2016
- Weatherford Technology Holdings, LLC
- Eric M. Twardowski
- E21 - EARTH DRILLING MINING
Information Patent Grant
Earth removal member with features for facilitating drill-through
- Patent number 8,960,332
- Issue date Feb 24, 2015
- Weatherford/Lamb, Inc.
- Sharp Ugwuocha
- E21 - EARTH DRILLING MINING
Information Patent Grant
Earth removal member with features for facilitating drill-through
- Patent number 8,528,669
- Issue date Sep 10, 2013
- Weatherford/Lamb, Inc.
- Eric M. Twardowski
- E21 - EARTH DRILLING MINING
Information Patent Grant
Earth removal member with features for facilitating drill-through
- Patent number 8,074,749
- Issue date Dec 13, 2011
- Weatherford/Lamb, Inc.
- Eric M. Twardowski
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
EARTH REMOVAL MEMBER WITH FEATURES FOR FACILITATING DRILL-THROUGH
- Publication number 20130327575
- Publication date Dec 12, 2013
- WEATHERFORD/LAMB, INC.
- Eric M. TWARDOWSKI
- E21 - EARTH DRILLING MINING
Information Patent Application
EARTH REMOVAL MEMBER WITH FEATURES FOR FACILITATING DRILL-THROUGH
- Publication number 20120160562
- Publication date Jun 28, 2012
- Sharp Ugwuocha
- E21 - EARTH DRILLING MINING
Information Patent Application
EARTH REMOVAL MEMBER WITH FEATURES FOR FACILITATING DRILL-THROUGH
- Publication number 20120103694
- Publication date May 3, 2012
- Eric M. Twardowski
- E21 - EARTH DRILLING MINING
Information Patent Application
EARTH REMOVAL MEMBER WITH FEATURES FOR FACILITATING DRILL-THROUGH
- Publication number 20110061941
- Publication date Mar 17, 2011
- Eric M. Twardowski
- E21 - EARTH DRILLING MINING