AS

Ashok Santra

HS Halliburton Energy Services: 52 patents #84 of 4,711Top 2%
Saudi Arabian Oil: 44 patents #47 of 4,275Top 2%
HS Halliburton Energy Serives: 1 patents #5 of 40Top 15%
📍 The Woodlands, TX: #6 of 186 inventorsTop 4%
🗺 Texas: #476 of 125,132 inventorsTop 1%
Overall (All Time): #15,350 of 4,157,543Top 1%
97
Patents All Time

Issued Patents All Time

Showing 1–25 of 97 patents

Patent #TitleCo-InventorsDate
12428589 Synthesis and use of grafted graphene in aqueous drilling fluids as low shear rate viscosity enhancer Carl Thaemlitz 2025-09-30
12391864 Development of ultra-high molecular weight (UHMW) branched block copolymer shale inhibitor for water based drilling fluid Sivaprakash Shanmugam, Carl Thaemlitz 2025-08-19
12384723 Cement slurries, cured cement and methods of making and use thereof Sivaprakash Shanmugam, Carl Thaemlitz 2025-08-12
12378465 Development of ultra-high molecular weight (UHMW) branched block copolymer drag reducer with improved mechanical and chemical stability Sivaprakash Shanmugam, Carl Thaemlitz 2025-08-05
12351754 Drilling fluids and methods of making and use thereof Sivaprakash Shanmugam, Carl Thaemlitz 2025-07-08
12338388 Method of reacting CO2 by emulsifying cement and use in oilwell cementing Peter Boul 2025-06-24
12291785 Ethoxylated fatty diamine as a corrosion inhibitor for pipelines and storage tanks Jothibasu Ramasamy, Muthukumar Nagu, Nayef M. Alanazi 2025-05-06
12286499 Polyrotaxane-reinforced settable fluids with entrapped gas phase under high pressure Hasmukh A. Patel 2025-04-29
12264281 Repairing wellbore cement structures and related compositions Arthur H. Hale 2025-04-01
12152191 Methods and compositions of low specific gravity eutectic composite particles Christelle Y. Mbuncha, Arthur H. Hale 2024-11-26
12085554 Lost circulation material evaluation Arpita Pal Bathija 2024-09-10
12071589 Water-soluble graphene oxide nanosheet assisted high temperature fracturing fluid Feng Liang, Adrian Buenrostro 2024-08-27
12065608 Synthesis and use of grafted graphene in oil based drilling fluids as low shear rate viscosity enhancer Carl Thaemlitz 2024-08-20
12054665 Synthesis and use of grafted graphene in aqueous drilling fluids as low shear rate viscosity enhancer Carl Thaemlitz 2024-08-06
12043787 Ultra-high molecular weight (UHMW) branched block copolymer viscosifier for water based drilling fluids Sivaprakash Shanmugam, Carl Thaemlitz 2024-07-23
11912926 Synthetic functionalized additives, methods of synthesizing, and methods of use Hasmukh A. Patel, Carl Thaemlitz 2024-02-27
11898084 Suspension supporting additive for water-based drilling and completions fluids Hasmukh A. Patel, Carl Thaemlitz 2024-02-13
11891565 Host-guest lost-circulation materials for sealing lost circulation zones in wellbores Hasmukh A. Patel, Younane N. Abousleiman 2024-02-06
11866637 Synthesis and use of grafted graphene in wellbore construction fluids for lubrication and corrosion inhibition Carl Thaemlitz 2024-01-09
11840663 Development of ultra-high molecular weight (UHMW) branched block copolymer drag reducer with improved mechanical and chemical stability Sivaprakash Shanmugam, Carl Thaemlitz 2023-12-12
11840662 Development of ultra-high molecular weight (UHMW) branched block copolymer shale inhibitor for water based drilling fluid Sivaprakash Shanmugam, Carl Thaemlitz 2023-12-12
11827732 Amphiphilic branched copolymer drilling additive Sivaprakash Shanmugam, Carl Thaemlitz 2023-11-28
11767466 Nanocomposite coated proppants and methods of making same Peter Boul 2023-09-26
11739628 Methods of determining wellbore integrity Peter Boul 2023-08-29
11680198 Water swellable cement sheath on demand, with sensing capability Simone Musso 2023-06-20