Takao STEWART

Follow

Person

Chickasha, OK, US

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for providing wellbore isolation
- Patent number 10,113,388
- Issue date Oct 30, 2018
- Halliburton Energy Services, Inc.
- Takao Stewart
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well intervention pressure control valve
- Patent number 9,470,063
- Issue date Oct 18, 2016
- Halliburton Energy Services, Inc.
- Takao Stewart
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for providing wellbore isolation
- Patent number 9,016,390
- Issue date Apr 28, 2015
- Halliburton Energy Services, Inc.
- Takao Tommy Stewart
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
WELL INTERVENTION PRESSURE CONTROL VALVE
- Publication number 20160010428
- Publication date Jan 14, 2016
- Halliburton Energy Services, Inc.
- Takao STEWART
- E21 - EARTH DRILLING MINING
Information Patent Application
APPARATUS AND METHOD FOR PROVIDING WELLBORE ISOLATION
- Publication number 20150198007
- Publication date Jul 16, 2015
- Halliburton Energy Services, Inc.
- Takao Stewart
- E21 - EARTH DRILLING MINING
Information Patent Application
Well Intervention Pressure Control Valve
- Publication number 20140202713
- Publication date Jul 24, 2014
- Halliburton Energy Services, Inc.
- Takao STEWART
- E21 - EARTH DRILLING MINING
Information Patent Application
Apparatus and Method for Providing Wellbore Isolation
- Publication number 20130092400
- Publication date Apr 18, 2013
- Halliburton Energy Services, Inc.
- Takao Tommy STEWART
- E21 - EARTH DRILLING MINING