Cox; Percy T.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Cox; Percy T..The latest application filed is for "b s & w measuring means and method".

Company Profile

0.18.0

Cox; Percy T. - Houston TX

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
B S & W measuring means and method Grant 5,249,455 - Cox October 5, 1	1993-10-05
Water cut monitoring means and method Grant 5,095,758 - Cox , et al. March 17, 1	1992-03-17
Water-cut monitoring means and method Grant 5,070,725 - Cox , et al. December 10, 1	1991-12-10
Water cut monitoring means and method Grant 5,033,289 - Cox July 23, 1	1991-07-23
Electromagnetic propagation thin bed resistivity well logging system and method Grant 4,972,149 - Cox , et al. November 20, 1	1990-11-20
Complex dielectric constant well logging means and method for determining the water saturation and the water resistivity of an earth formation Grant 4,774,471 - Sims , et al. September 27, 1	1988-09-27
Dual frequency well logging system for determining the water resistivity and water saturation of an earth formation Grant 4,730,161 - Cox , et al. March 8, 1	1988-03-08
Deep penetration well logging sonde Grant 4,700,141 - Cox , et al. October 13, 1	1987-10-13
Propagation anisotropic well logging system and method Grant 4,636,731 - Savage , et al. January 13, 1	1987-01-13
Deep penetration well logging system and method using secondary electromagnetic fields Grant 4,622,518 - Cox , et al. November 11, 1	1986-11-11
Dielectric 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 formation Grant 4,609,873 - Cox , et al. September 2, 1	1986-09-02
Method of deep penetration well logging using three receivers Grant 4,594,551 - Cox , et al. June 10, 1	1986-06-10
Small hole well logging sonde and system with transmitter and receiver assemblies Grant 4,401,947 - Cox August 30, 1	1983-08-30
Electromagnetic wave propagation well logging utilizing multiple phase shift measurement Grant 4,107,597 - Meador , et al. August 15, 1	1978-08-15
Electromagnetic wave logging system for determining resistivity and dielectric constant of earth formations Grant 4,107,598 - Meador , et al. August 15, 1	1978-08-15
Radio frequency resistivity and dielectric constant well logging utilizing phase shift measurement Grant 4,012,689 - Cox , et al. March 15, 1	1977-03-15
Highly accurate odometer Grant 3,947,664 - Cox , et al. March 30, 1	1976-03-30
Calibrating A Carrier Erase Magnetic Tape Analog Recording System Grant 3,727,012 - Cox , et al. April 10, 1	1973-04-10

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