Inventor
ULLAH NISAR
SA27 patents
⚠️ This page may combine multiple inventors who share the name “ULLAH NISAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV KING FAHD PET & MINERALS
16 patentsUS11688564B1Jun 27, 2023
Nanocomposite supercapacitors and method of preparation thereof
UNIV KING FAHD PET & MINERALS4 citations71
US9688611B2Jun 27, 2017
Synthesis of (S)-2-acetamido-3-(4-hydroxy-3-(3-methylbut-2-enyl) phenyl) propanoic acid derivatives
UNIV KING FAHD PET & MINERALS2 citations69
US8901304B1Dec 2, 2014
Benzo[D]imidazole derivatives of piperidine and piperazine
UNIV KING FAHD PET & MINERALS2 citations62
US11887782B2Jan 30, 2024
Energy storage device and supercapacitor
UNIV KING FAHD PET & MINERALS0 citations59
US11618006B2Apr 4, 2023
Method for removing a pollutant from aqueous solution with a crosslinked polymer
UNIV KING FAHD PET & MINERALS0 citations57
US11351520B2Jun 7, 2022
Crosslinked resin, synthesis thereof, and use for removing organic dyes
UNIV KING FAHD PET & MINERALS0 citations57
US9205087B1Dec 8, 2015
6-Piperazinyl-3,4-dihydroquinazolin-2(1H)-ones
UNIV KING FAHD PET & MINERALS0 citations51
US9199969B1Dec 1, 2015
6-piperazinyl-3,4-dihydroquinazolin-2(1H)-ones
UNIV KING FAHD PET & MINERALS0 citations51
US9145388B2Sep 29, 2015
6-piperazinyl-3,4-dihydroquinazolin-2(1H)-ones
UNIV KING FAHD PET & MINERALS0 citations51
US9073900B2Jul 7, 2015
Dihydroquinone derivatives of piperidine and piperazine
UNIV KING FAHD PET & MINERALS0 citations51
US8916704B1Dec 23, 2014
Dihydroquinone derivatives of piperidine and piperazine
UNIV KING FAHD PET & MINERALS1 citations51
US10882948B2Jan 5, 2021
Copolymer for photoelectrocatalytic water splitting
UNIV KING FAHD PET & MINERALS0 citations49
US10329245B2Jun 25, 2019
Method for making a prenyl group-substituted tyrosine compound
UNIV KING FAHD PET & MINERALS0 citations48
US10023527B2Jul 17, 2018
Uncatalyzed sigmatropic rearrangement of tyrosine-based compounds
UNIV KING FAHD PET & MINERALS0 citations48
US10844165B2Nov 24, 2020
Copolymer, a method of synthesizing thereof, and a method for producing hydrogen gas
UNIV KING FAHD PET & MINERALS0 citations39
US10533079B2Jan 14, 2020
Copolymers for iodide detection and methods thereof
UNIV KING FAHD PET & MINERALS0 citations33
SAUDI ARABIAN OIL CO
11 patentsUS11685855B2Jun 27, 2023
Treatment of subterranean formations
SAUDI ARABIAN OIL CO5 citations84
US11203712B1Dec 21, 2021
Methods and compositions of using viscoelastic surfactants as diversion agents
SAUDI ARABIAN OIL CO9 citations80
US12139660B2Nov 12, 2024
Treatment of subterranean formations
SAUDI ARABIAN OIL CO0 citations61
US11739255B2Aug 29, 2023
Methods and compositions of piperazine-based viscoelastic surfactants as diversion agents
SAUDI ARABIAN OIL CO0 citations60
US11643590B1May 9, 2023
Methods and compositions of using viscoelastic surfactants as diversion agents
SAUDI ARABIAN OIL CO0 citations60
US12590522B2Mar 31, 2026
Viscoelastic surfactants for acid diversion in downhole operations
SAUDI ARABIAN OIL CO0 citations59
US12071838B2Aug 27, 2024
Viscoelastic surfactants for acid diversion in downhole operations
SAUDI ARABIAN OIL CO0 citations59
US11236264B2Feb 1, 2022
Methods and compositions using a combination of zwitterionic surfactants and gemini surfactants as diversion agents
SAUDI ARABIAN OIL CO1 citations57
US11746279B2Sep 5, 2023
Fracturing fluids based on viscoelastic surfactants
SAUDI ARABIAN OIL CO0 citations50
US11713412B2Aug 1, 2023
Piperazine-based viscoelastic surfactants for hydraulic fracturing applications
SAUDI ARABIAN OIL CO0 citations50
US11959017B1Apr 16, 2024
Methods and materials for wellbore fluid diversion using visco-elastic surfactants
SAUDI ARABIAN OIL CO0 citations48