Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9146333 | Systems and methods for collecting measurements and/or samples from within a borehole formed in a subsurface reservoir using a wireless interface | Miroslav Slapal, Julian Pop, Jean-Louis Pessin, Stephen Yeldell | 2015-09-29 |
| 9063241 | Power and telemetry signal transmission on cable | — | 2015-06-23 |
| 8184014 | Driver to transmit signals over a transmission line in a well | — | 2012-05-22 |
| 8058882 | Determining electrical characteristics of an electrical cable | Vinod Rajasekaran | 2011-11-15 |
| 7787525 | Method and apparatus for transmission of well-bore data on multiple carrier frequencies | Lloyd Douglas Clark, Joseph M. Steiner, Jr., Suzanne D. Richardson, Terry L. Mayhugh, Bart Bombay +2 more | 2010-08-31 |
| 7763802 | Electrical cable | Joseph Varkey, Vladimir Hernandez-Solis | 2010-07-27 |
| 7586313 | Determining electrical characteristics of an electrical cable | Vinod Rajasekaran | 2009-09-08 |
| 7259689 | Transmitting power and telemetry signals on a wireline cable | Ravicharan Mydur, Paul Beguin | 2007-08-21 |
| 7009312 | Versatile modular programmable power system for wireline logging | Gilbert R. Martinez, Terry L. Mayhugh | 2006-03-07 |
| 6593770 | Method and device for active impedance matching | — | 2003-07-15 |
| 6509755 | Method and device for active impedance matching | — | 2003-01-21 |
| 6297455 | Wireline cable | Willem Wijnberg, Pete Howard | 2001-10-02 |
| 5052941 | Inductive-coupling connector for a well head equipment | Jean-Pierre Muller | 1991-10-01 |