PE

Pavlin B. Entchev

EX ExxonMobil: 27 patents #343 of 10,161Top 4%
Overall (All Time): #143,336 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 25 most recent of 27 patents

Patent #TitleCo-InventorsDate
11878723 System for transporting sand for wellbore operations Charles A. Hope, Jose A. Andrade, Michael W. Clark 2024-01-23
11459501 Chelating acid blends for stimulation of a subterranean formation, methods of utilizing the chelating acid blends, and hydrocarbon wells that include the chelating acid blends Mauro Lo Cascio, Timothy J. Hall, P. Matthew Spiecker 2022-10-04
11414974 Granular crosslinked polyethylene as a hydraulic fracturing proppant Robert M. SHIRLEY, Alan A. Galuska, William B. Handy, Dragan B. Stojkovic 2022-08-16
11345842 Hydrocarbon wells including crosslinked polymer granules as lost circulation material and methods of drilling the hydrocarbon wells Robert M. SHIRLEY, Alan A. Galuska, William B. Handy 2022-05-31
11319417 Methods of manufacturing highly crosslinked polymer particulate Alan A. Galuska, William B. Handy, Robert M. SHIRLEY 2022-05-03
11286755 Hydrocarbon wells including crosslinked polymer granules in sand control structures and methods of completing the hydrocarbon wells Charles S. Yeh, Robert M. SHIRLEY 2022-03-29
10352144 Safety system for autonomous downhole tool Renzo M. Angeles Boza, George R. King, Robert C. Stanton, Elton Winemiller, Randy C. Tolman +2 more 2019-07-16
10053968 Methods for multi-zone fracture stimulation of a well Randy C. Tolman, Timothy I. Morrow 2018-08-21
9976399 Selectively actuated plungers and systems and methods including the same Randy C. Tolman, Federico A. Tavarez, Krishnan Kumaran, Michael C. Romer 2018-05-22
9963955 Assembly and method for multi-zone fracture stimulation of a reservoir using autonomous tubular units Randy C. Tolman, Renzo M. Angeles Boza, Dennis H. Petrie, Kevin H. Searles, Abdel Wadood M. El-Rabaa 2018-05-08
9903192 Safety system for autonomous downhole tool Renzo M. Angeles Boza, George R. King, Robert C. Stanton, Elton Winemiller, Randy C. Tolman +2 more 2018-02-27
9797226 Crossover joint for connecting eccentric flow paths to concentric flow paths Charles S. Yeh, Michael D. Barry, Michael T. Hecker, Tracy J. Moffett, Patrick C. Hyde 2017-10-24
9765592 Systems and methods for secondary sealing of a perforation within a wellbore casing Randy C. Tolman, Renzo M. Angeles Boza, Kris J. Nygaard, Christian S. Mayer 2017-09-19
9725989 Sand control screen having improved reliability Christian S. Mayer, Charles S. Yeh, David A. Howell, Eric R. Grueschow, Ted A. Long +6 more 2017-08-08
9624750 Systems and methods of diverting fluids in a wellbore using destructible plugs William A. Sorem, Zhihua Wang, David A. Baker, John K. Montgomery, Larry D. Mercer +1 more 2017-04-18
9617829 Autonomous downhole conveyance system Bruce A. Dale, Randy C. Tolman, Renzo M. Angeles Boza, Chris E. Shuchart, Eric R. Grueschow +1 more 2017-04-11
9587474 Completing a well in a reservoir Stuart R. Keller, Jeffrey D. Spitzenberger 2017-03-07
9581003 Completing a well in a reservoir Curtis W. Kofoed, Stuart R. Keller, Jeffrey D. Spitzenberger 2017-02-28
9328578 Method for automatic control and positioning of autonomous downhole tools Krishnan Kumaran, Niranjan A. Subrahmanya, Randy C. Tolman, Renzo M. Angeles Boza 2016-05-03
9322239 Drag enhancing structures for downhole operations, and systems and methods including the same Renzo M. Angeles Boza, Randy C. Tolman, Abdel Wadood M. El-Rabaa, Christian S. Mayer, 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, Renzo M. Angeles Boza, Dennis H. Petrie, Kevin H. Searles, Abdel Wadood M. El-Rabaa 2016-03-15
9284794 Systems and methods for advanced well access to subterranean formations Bruce A. Dale, Stuart R. Keller 2016-03-15
9133705 Communications module for alternate path gravel packing, and method for completing a wellbore Renzo M. Angeles Boza, Tracy J. Moffett, Charles S. Yeh 2015-09-15
8657005 Systems and methods for hydraulic barrier formation to improve sweep efficiency in subterranean oil reservoirs Donald E. Owens, III, Robert D. Kaminsky 2014-02-25
8469120 Methods and apparatus for controlling cutting ribbons during a drilling operation John H. Jackson, John K. Montgomery 2013-06-25