Michael Ma

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Isolation packer with automatically closing alternate path passages
- Patent number 9,637,999
- Issue date May 2, 2017
- Baker Hughes Incorporated
- Andres Garcia
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
ISOLATION PACKER WITH AUTOMATICALLY CLOSING ALTERNATE PATH PASSAGES
- Publication number 20150267518
- Publication date Sep 24, 2015
- BAKER HUGHES INCORPORATED
- Andres Garcia
- E21 - EARTH DRILLING MINING