O'Brien-Goins-Simpson & Associates

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Environmentally safe drilling fluid
- Patent number 5,710,107
- Issue date Jan 20, 1998
- O'Brien-Goins-Simpson & Associates
- Thad O. Walker
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Environmentally safe water base drilling fluid
- Patent number 5,403,820
- Issue date Apr 4, 1995
- O'Brien-Goins-Simpson & Associates
- Thad O. Walker
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Fast drilling invert emulsion drilling fluids
- Patent number 4,508,628
- Issue date Apr 2, 1985
- O'Brien-Goins-Simpson & Associates
- Thad O. Walker
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

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