Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9963960 | Systems and methods for stimulating a multi-zone subterranean formation | Randy C. Tolman, Timothy G. Benish, Geoffrey Steiner | 2018-05-08 |
| 9945218 | Sytems and methods for re-completing multi-zone wells | Randy C. Tolman, Renzo M. Angeles Boza, Christian S. Mayer, Abdel Wadood M. El-Rabaa | 2018-04-17 |
| 9765592 | Systems and methods for secondary sealing of a perforation within a wellbore casing | Randy C. Tolman, Renzo M. Angeles Boza, Christian S. Mayer, Pavlin B. Entchev | 2017-09-19 |
| 8490685 | Method and apparatus associated with stimulation treatments for wells | Randy C. Tolman, William A. Sorem, Jeff W. Simons, Curtis W. Kofoed | 2013-07-23 |
| 7059407 | Method and apparatus for stimulation of multiple formation intervals | Randy C. Tolman, Lawrence O. Carlson, David A. Kinison, Glenn S. Goss, William A. Sorem +1 more | 2006-06-13 |
| 6957701 | Method and apparatus for stimulation of multiple formation intervals | Randy C. Tolman, Lawrence O. Carlson, David A. Kinison, Glenn S. Goss, William A. Sorem +1 more | 2005-10-25 |
| 6672405 | Perforating gun assembly for use in multi-stage stimulation operations | Randy C. Tolman, David A. Kinison, William A. Sorem, Timothy J. Hall, Jeffrey R. Bailey | 2004-01-06 |
| 6543538 | Method for treating multiple wellbore intervals | Randy C. Tolman, Abdel Wadood M. El-Rabaa, William A. Sorem | 2003-04-08 |
| 6520255 | Method and apparatus for stimulation of multiple formation intervals | Randy C. Tolman, Lawrence O. Carlson, David A. Kinison, Glenn S. Goss, William A. Sorem +1 more | 2003-02-18 |
| 6394184 | Method and apparatus for stimulation of multiple formation intervals | Randy C. Tolman, Lawrence O. Carlson, David A. Kinison, Glenn S. Goss, William A. Sorem +1 more | 2002-05-28 |
| 5040560 | Method and apparatus for controlled modification of fluid flow | Ari Glezer, John Wiltse | 1991-08-20 |