Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5095758 | Water cut monitoring means and method | Percy T. Cox, Charles L. Gray, Jr. | 1992-03-17 |
| 5070725 | Water-cut monitoring means and method | Percy T. Cox, Charles L. Gray, Jr. | 1991-12-10 |
| 4972149 | Electromagnetic propagation thin bed resistivity well logging system and method | Percy T. Cox, Wayne F. Warren, Donald L. Johnson | 1990-11-20 |
| 4854725 | Multi-sensor steam quality monitoring means and method | Jackie C. Sims, Donald J. Dowling | 1989-08-08 |
| 4703278 | Well logging disc coil receiving means and method | Keith R. Tooker, Percy T. Cox | 1987-10-27 |
| 4700141 | Deep penetration well logging sonde | Percy T. Cox, Wayne F. Warren | 1987-10-13 |
| 4687995 | Secondary field dielectric constant and/or resistivity well logging system and method | Wayne F. Warren, Percy T. Cox, Donald L. Johnson | 1987-08-18 |
| 4594551 | Method of deep penetration well logging using three receivers | Percy T. Cox, Wayne F. Warren | 1986-06-10 |
| 4427941 | Temperature compensated well logging tool | Roland G. Riedesel, Jr., Wayne F. Warren | 1984-01-24 |
| 4348671 | Dual spectra well logging system | — | 1982-09-07 |
| 4319191 | Dielectric well logging with radially oriented coils | Richard A. Meador | 1982-03-09 |
| 4250758 | Combination for use in a rotary drilling system with torque meter | Robert W. Pitts, Jr., Herbert A. Rundell | 1981-02-17 |