Inventor · disambiguated record
Percy T. Cox
Also filed as: COX PERCY T
23 granted patents·636 citations·filing 1974–1991
97Inventor score
Files withTEXACO INC23
Top patents by PatentIndex Score
23 records- 0192US4107598AElectromagnetic wave logging system for determining resistivity and dielectric constant of earth formationsTEXACO INC·Filed 1977·Granted Aug 15, 1978·63 cites·4 claims
- 0291US4636731APropagation anisotropic well logging system and methodTEXACO INC·Filed 1984·Granted Jan 13, 1987·59 cites·22 claims
- 0388US4107597AElectromagnetic wave propagation well logging utilizing multiple phase shift measurementTEXACO INC·Filed 1976·Granted Aug 15, 1978·48 cites·6 claims
- 0488US3993944AMovable oil measurement combining dual radio frequency induction and dual induction laterolog measurementsTEXACO INC·Filed 1975·Granted Nov 23, 1976·45 cites·20 claims
- 0585US4012689ARadio frequency resistivity and dielectric constant well logging utilizing phase shift measurementTEXACO INC·Filed 1974·Granted Mar 15, 1977·30 cites·6 claims
- 0683US4609873ADielectric well logging system with at least three transmitter coils and at least two receiver coils for determining resistivity and dielectric constant of a subsurface formation adjacent a fluid invaded zone of the formationTEXACO INC·Filed 1980·Granted Sep 2, 1986·44 cites·22 claims
- 0775US5272444ADielectric cross-plot water cut monitoring apparatus and methodTEXACO INC·Filed 1991·Granted Dec 21, 1993·40 cites·22 claims
- 0875US5095758AWater cut monitoring means and methodTEXACO INC·Filed 1990·Granted Mar 17, 1992·37 cites·32 claims
- 0971US5033289AWater cut monitoring means and methodTEXACO INC·Filed 1990·Granted Jul 23, 1991·35 cites·14 claims
- 1070US5070725AWater-cut monitoring means and methodTEXACO INC·Filed 1989·Granted Dec 10, 1991·40 cites·21 claims
- 1170US4730161ADual 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
- 1269US4594551AMethod of deep penetration well logging using three receiversTEXACO INC·Filed 1983·Granted Jun 10, 1986·25 cites·5 claims
- 1367US4401947ASmall hole well logging sonde and system with transmitter and receiver assembliesTEXACO INC·Filed 1980·Granted Aug 30, 1983·23 cites·22 claims
- 1466US5249455AB S & W measuring means and methodTEXACO INC·Filed 1991·Granted Oct 5, 1993·30 cites·21 claims
- 1565US4622518ADeep penetration well logging system and method using secondary electromagnetic fieldsTEXACO INC·Filed 1984·Granted Nov 11, 1986·22 cites·11 claims
- 1664US3947664AHighly accurate odometerTEXACO INC·Filed 1974·Granted Mar 30, 1976·13 cites·3 claims
- 1748US4774471AComplex 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
- 1843US4972149AElectromagnetic propagation thin bed resistivity well logging system and methodTEXACO INC·Filed 1986·Granted Nov 20, 1990·11 cites·8 claims
- 1938US4897605ADeep penetration well logging system and methodTEXACO INC·Filed 1986·Granted Jan 30, 1990·8 cites·6 claims
- 2037US4687995ASecondary field dielectric constant and/or resistivity well logging system and methodTEXACO INC·Filed 1984·Granted Aug 18, 1987·7 cites·12 claims
- 2132US4700141ADeep penetration well logging sondeTEXACO INC·Filed 1986·Granted Oct 13, 1987·4 cites·2 claims
- 2230US4703278AWell logging disc coil receiving means and methodTEXACO INC·Filed 1984·Granted Oct 27, 1987·5 cites·27 claims
- 2330US4599566AHigh transmitting power deep penetration well logging sondeTEXACO INC·Filed 1983·Granted Jul 8, 1986·0 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Percy T. Cox files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →