Inventor · disambiguated record
Richard S. Simpson
Also filed as: SIMPSON RICHARD S
4 granted patents·80 citations·filing 1986–1987
77Inventor score
Files withTEXACO INC4
Top patents by PatentIndex Score
4 records- 0170US4849687ASteam quality monitoring means and methodTEXACO INC·Filed 1987·Granted Jul 18, 1989·31 cites·12 claims
- 0270US4730161ADual frequency well logging system for determining the water resistivity and water saturation of an earth formationTEXACO INC·Filed 1986·Granted Mar 8, 1988·33 cites·5 claims
- 0348US4774471AComplex dielectric constant well logging means and method for determining the water saturation and the water resistivity of an earth formationTEXACO INC·Filed 1986·Granted Sep 27, 1988·14 cites·8 claims
- 0419US4794380AMeans and method for determining the rotation direction of an oil well pumping unit crank armTEXACO INC·Filed 1987·Granted Dec 27, 1988·2 cites·4 claims
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