LC

Leonard R. Case

HS Halliburton Energy Services: 28 patents #199 of 4,711Top 5%
HA Halliburton: 2 patents #318 of 857Top 40%
📍 Duncan, OK: #39 of 603 inventorsTop 7%
🗺 Oklahoma: #214 of 12,736 inventorsTop 2%
Overall (All Time): #122,375 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
RE50536 Methods of performing fracturing operations using an on-site electric power supply Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2025-08-19
RE50233 Methods of performing fracturing operations using field gas Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2024-12-10
RE50166 Methods of providing or using a storage unit for a fracturing operation Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2024-10-08
RE50109 Electric or natural gas fired small footprint fracturing fluid blending and pumping equipment Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2024-09-03
RE49457 Methods of providing or using a silo for a fracturing operation Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2023-03-14
RE49456 Methods of performing oilfield operations using electricity Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2023-03-14
RE49448 Methods of performing oilfield operations using electricity Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2023-03-07
RE49348 Methods of powering blenders and pumps in fracturing operations using electricity Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2022-12-27
RE49295 Methods of providing or using a support for a storage unit containing a solid component for a fracturing operation Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2022-11-15
RE49155 Electric or natural gas fired small footprint fracturing fluid blending and pumping equipment Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2022-08-02
RE49156 Methods of providing electricity used in a fracturing operation Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2022-08-02
RE49140 Methods of performing well treatment operations using field gas Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2022-07-19
RE49083 Methods of generating and using electricity at a well treatment Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2022-05-24
RE47695 Electric or natural gas fired small footprint fracturing fluid blending and pumping equipment Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2019-11-05
10125592 Methods and systems for treatment of subterranean formations Jason E. Bryant, Loyd East 2018-11-13
RE46725 Electric or natural gas fired small footprint fracturing fluid blending and pumping equipment Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2018-02-20
9464500 Rapid swelling and un-swelling materials in well tools David B. Allison, Alf Kolbjorn Sevre 2016-10-11
8834012 Electric or natural gas fired small footprint fracturing fluid blending and pumping equipment Ed B. Hagan, Calvin L. Stegemoeller, Ron Hyden 2014-09-16
8727004 Methods of treating subterranean formations utilizing servicing fluids comprising liquefied petroleum gas and apparatus thereof Brad Robert Bull, David Mark Stribling, Calvin L. Stegemoeller, Ronald Glen Dusterhoft, Gary P. Funkhouser 2014-05-20
8444312 Methods and systems for integral blending and storage of materials Ed B. Hagan, Calvin L. Stegemoeller 2013-05-21
7963572 Differential pitch hammerless connection with hydraulic driving mechanism Brad Robert Bull, Todd Dean, Ivan Blanco 2011-06-21
7946340 Method and apparatus for orchestration of fracture placement from a centralized well fluid treatment center Jim B. Surjaatmadja, Matt Howell, Lonnie R. Robinson 2011-05-24
7678744 Hydrocarbon industry servicing fluid and methods of performing service operations Laurence James Abney, Graeme W. Pirie, Tim H. Hunter, Billy Slabaugh 2010-03-16
7621329 Methods of pumping fluids having different concentrations of particulate at different average bulk fluid velocities to reduce pump wear and maintenance in the forming and delivering of a treatment fluid into a wellbore Michael Segura, Harold Grayson Walters, Jason E. Bryant, Herbert J. Horinek, Jonn Thompson +3 more 2009-11-24
7621330 Methods of using a lower-quality water for use as some of the water in the forming and delivering of a treatment fluid into a wellbore Harold Grayson Walters, Jason E. Bryant, Jonn Thompson, Michael Segura, Herbert Hornick +3 more 2009-11-24