Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7906861 | Harvesting energy in remote locations | Julio C. Guerrero, Jahir Pabon, Kuo-Chiang Chen, Kevin John Forbes | 2011-03-15 |
| 7902124 | Self-diverting acid treatment with formic-acid-free corrosion inhibitor | Syed A. Ali, Javier Sanchez Reyes, Mathew M. Samuel | 2011-03-08 |
| 7874362 | Determination of downhole pressure while pumping | Richard Timothy Coates, Douglas E. Miller, Philip F. Sullivan, Tarek M. Habashy | 2011-01-25 |
| 7819188 | Monitoring, controlling and enhancing processes while stimulating a fluid-filled borehole | Douglas E. Miller, Curtis L. Boney, Dominique Guillot | 2010-10-26 |
| 6886632 | Estimating formation properties in inter-well regions by monitoring saturation and salinity front arrivals | Bhavani Raghuraman | 2005-05-03 |
| 6829570 | Oilfield analysis systems and methods | Raj Kumar Michael Thambynayagam, Peter Tilke, Ian Bryant, Nicholas N. Bennett, Terizhandur S. Ramakrishnan | 2004-12-07 |
| 5969241 | Method and apparatus for measuring formation pressure | — | 1999-10-19 |
| 5790185 | Video inspection or logging tool | Robert J. Schroeder, Benoit Couet, Jeffrey A. Tarvin | 1998-08-04 |
| 5676213 | Method and apparatus for removing mudcake from borehole walls | Kenneth K. Liang | 1997-10-14 |
| 5663559 | Microscopy imaging of earth formations | Robert Schroeder | 1997-09-02 |
| 5463549 | Method and apparatus for determining permeability of subsurface formations | Elizabeth B. Dussan V., Barbara Anderson | 1995-10-31 |
| 5335542 | Integrated permeability measurement and resistivity imaging tool | T. Ramakrishnan, David Rossi, Yogesh S. Dave, William F. Murphy, Richard A. Plumb +4 more | 1994-08-09 |
| 5279153 | Apparatus for determining horizontal and/or vertical permeability of an earth formation | Elizabeth B. Dussan V., William E. Kenyon | 1994-01-18 |
| 5265015 | Determining horizontal and/or vertical permeability of an earth formation | Elizabeth B. Dussan V. | 1993-11-23 |