Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10223786 | System and method for diagnosing defects in random flow systems | Daniel John Dickrell, III, Richard D. Clark | 2019-03-05 |
| 10223791 | System for diagnosing disease using spatial area normalization analysis | Daniel John Dickrell, III | 2019-03-05 |
| 9594009 | Cement testing | Robert P. Darbe, Keith D. Pewitt | 2017-03-14 |
| 9579191 | Optical structures with nanostructre features and methods of use and manufacture | Xin Hong, Qiwen Zhan, Mutlu Karakelle | 2017-02-28 |
| 9500573 | Cement testing | Robert P. Darbe, Walmy Cuello Jimenez, Robert L. Browning | 2016-11-22 |
| 9151154 | Flow through test cell | — | 2015-10-06 |
| 8960013 | Cement testing | Robert P. Darbe, Walmy Cuello Jimenez, Robert L. Browning | 2015-02-24 |
| 8794078 | Cement testing | Robert P. Darbe, Walmy Cuello Jimenez | 2014-08-05 |
| 8783091 | Cement testing | Robert P. Darbe, Keith D. Pewitt | 2014-07-22 |
| 7552648 | Measuring mechanical properties | David E. McMechan | 2009-06-30 |
| 7549320 | Measuring cement properties | Gary P. Funkhouser, Christian Meyer, David E. McMechan, Johnny W. Johnson | 2009-06-23 |
| 7530396 | Self repairing cement compositions and methods of using same | B. Raghava Reddy, Feng Liang, Russell M. Fitzgerald | 2009-05-12 |
| 5868030 | Core sample test method and apparatus | John Brumley, Billy Bennett | 1999-02-09 |
| 5431225 | Sand control well completion methods for poorly consolidated formations | Hazim H. Abass, John Brumley, David E. McMechan, James J. Venditto | 1995-07-11 |
| 5325723 | Core sample test method and apparatus | Stewart E. Rowell | 1994-07-05 |
| 5018578 | Method of arresting hydraulic fracture propagation | Wadood El Rabaa, R. Clay Cole | 1991-05-28 |