Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9328578 | Method for automatic control and positioning of autonomous downhole tools | Krishnan Kumaran, Niranjan A. Subrahmanya, Pavlin B. Entchev, Randy C. Tolman | 2016-05-03 |
| 9322239 | Drag enhancing structures for downhole operations, and systems and methods including the same | Randy C. Tolman, Abdel Wadood M. El-Rabaa, Christian S. Mayer, Pavlin B. Entchev, Jonathan L. Hollett | 2016-04-26 |
| 9284819 | Assembly and method for multi-zone fracture stimulation of a reservoir using autonomous tubular units | Randy C. Tolman, Pavlin B. Entchev, Dennis H. Petrie, Kevin H. Searles, Abdel Wadood M. El-Rabaa | 2016-03-15 |