Issued Patents All Time
Showing 76–100 of 106 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8284074 | Method of determination of a stuck point in drill pipes by measuring the magnetic permeability of pipes | Mikhail Iakimov | 2012-10-09 |
| 8191619 | Downhole system and an immersion hydraulic machine for extraction of fluids | — | 2012-06-05 |
| 8113302 | Drilling tool | — | 2012-02-14 |
| 8066476 | Electrical submersible pump stage construction | Mikhail Gotlib, David Milton Eslinger | 2011-11-29 |
| 7946360 | Downhole drilling of a lateral hole | Spyro Kotsonis, Jo Acquaviva | 2011-05-24 |
| 7891442 | Flexible drill string member | — | 2011-02-22 |
| 7859152 | Submersible direct-current electric motor | — | 2010-12-28 |
| 7703508 | Wellbore filter for submersible motor-driver pump | — | 2010-04-27 |
| 7640979 | System for well logging | Arthur I. Watson, Michael Hui Du, Ramez Guindi | 2010-01-05 |
| 7614296 | Method and device for fluid flow parameters determination | Stanislav N. Veritchev, Evgeny Mikhaylovich Sviridov, Pavel T. Zubkov | 2009-11-10 |
| 7133325 | Apparatus and method for generating electrical power in a borehole | Spyro Kotsonis, Jean-Michel Hache | 2006-11-07 |
| 6847896 | Seismic data acquisition method and apparatus | Kjell Hatteland | 2005-01-25 |
| 6817415 | Method of sealing an annulus surrounding a slotted liner | Claude Vercaemer, Erik Nelson, Dominique Guillot | 2004-11-16 |
| 6751162 | Seismic sensor | Didier Dominguez, Irene Gabler | 2004-06-15 |
| 6672422 | Seismic data acquisition | Simon Tong | 2004-01-06 |
| 6353577 | Seismic sensor units | Didier Largeau, Andreas Laake, Hans Paulson, Abdullah Akkoca | 2002-03-05 |
| 6260656 | Land seismic data acquisition method and seismic cable and cable spool vehicle therefor | Andreas Laake, Irene Gabler | 2001-07-17 |
| 5467832 | Method for directionally drilling a borehole | Neil Richardson | 1995-11-21 |
| 5448227 | Method of and apparatus for making near-bit measurements while drilling | Neil Richardson | 1995-09-05 |
| RE34975 | Ultrasonic measurement apparatus | James C. Mayes | 1995-06-20 |
| 5421420 | Downhole weight-on-bit control for directional drilling | David L. Malone | 1995-06-06 |
| 5373481 | Sonic vibration telemetering system | Roy Squire | 1994-12-13 |
| 5354956 | Ultrasonic measurement apparatus | James C. Mayes | 1994-10-11 |
| 5317111 | Ultrasonic measurement apparatus | James C. Mayes | 1994-05-31 |
| 5214251 | Ultrasonic measurement apparatus and method | James C. Mayes | 1993-05-25 |