Inventor
WEISSENBERGER MARKUS
CA79 patents
⚠️ This page may combine multiple inventors who share the name “WEISSENBERGER MARKUS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FLUID ENERGY GROUP LTD
33 patentsUS11168246B2Nov 9, 2021
Methods for stimulating hydrocarbon-bearing formations
FLUID ENERGY GROUP LTD9 citations94
US11098241B2Aug 24, 2021
Using synthetic acid compositions as alternatives to conventional acids in the oil and gas industry
FLUID ENERGY GROUP LTD11 citations93
US10982133B2Apr 20, 2021
Modified acid compositions as alternatives to conventional acids in the oil and gas industry
FLUID ENERGY GROUP LTD13 citations86
US11485902B2Nov 1, 2022
Downhole methods
FLUID ENERGY GROUP LTD3 citations84
US11370961B2Jun 28, 2022
Mud acid composition and methods of using such
FLUID ENERGY GROUP LTD5 citations84
US10947123B2Mar 16, 2021
Synthetic caustic composition
FLUID ENERGY GROUP LTD5 citations84
US10822535B2Nov 3, 2020
Modified acid compositions as alternatives to conventional acids in the oil and gas industry
FLUID ENERGY GROUP LTD7 citations84
US11447692B2Sep 20, 2022
Using synthetic acid compositions as alternatives to conventional acids in the oil and gas industry
FLUID ENERGY GROUP LTD3 citations83
US12065628B2Aug 20, 2024
Stable nitric acid blends and uses thereof
FLUID ENERGY GROUP LTD4 citations75
US12018210B2Jun 25, 2024
Methods for stimulating a hydrocarbon-bearing formation by perforating a wellbore and introducing an acidic composition in the wellbore
FLUID ENERGY GROUP LTD2 citations73
US11591511B2Feb 28, 2023
Methods for stimulating a hydrocarbon-bearing formation by perforating a wellbore and introducing and acidic composition in the wellbore
FLUID ENERGY GROUP LTD1 citations73
US11492542B2Nov 8, 2022
Methods for stimulating hydrocarbon-bearing formations
FLUID ENERGY GROUP LTD1 citations73
US11293106B2Apr 5, 2022
Alkylsulfonic acid compositions
FLUID ENERGY GROUP LTD2 citations73
US11046588B2Jun 29, 2021
Synthetic caustic composition
FLUID ENERGY GROUP LTD1 citations73
US10913890B2Feb 9, 2021
Synthetic caustic composition
FLUID ENERGY GROUP LTD3 citations73
US11781227B2Oct 10, 2023
Composition useful in metal sulfide scale removal
FLUID ENERGY GROUP LTD2 citations71
US11319479B2May 3, 2022
Organic acid systems
FLUID ENERGY GROUP LTD5 citations71
US11248166B2Feb 15, 2022
Composition to reduce friction reducer fouling in wellbores
FLUID ENERGY GROUP LTD3 citations65
US12180423B2Dec 31, 2024
Methods for stimulating hydrocarbon-bearing formations
FLUID ENERGY GROUP LTD0 citations63
US12152195B2Nov 26, 2024
Methods for spotting acid in a wellbore
FLUID ENERGY GROUP LTD0 citations63
US11920081B2Mar 5, 2024
Modified acid compositions as alternatives to conventional acids in the oil and gas industry
FLUID ENERGY GROUP LTD0 citations63
US11912929B2Feb 27, 2024
Modified acid compositions as alternatives to conventional acids in the oil and gas industry
FLUID ENERGY GROUP LTD0 citations63
US11898097B2Feb 13, 2024
Modified acid compositions as alternatives to conventional acids in the oil and gas industry
FLUID ENERGY GROUP LTD0 citations63
US11898098B2Feb 13, 2024
Methods for stimulating hydrocarbon-bearing formations
FLUID ENERGY GROUP LTD0 citations63
US11879092B2Jan 23, 2024
Modified acid compositions as alternatives to conventional acids in the oil and gas industry
FLUID ENERGY GROUP LTD0 citations63
US11795379B2Oct 24, 2023
Use of sulfonic acids in downhole methods
FLUID ENERGY GROUP LTD0 citations63
US11725288B2Aug 15, 2023
Corrosion inhibition package
FLUID ENERGY GROUP LTD0 citations63
US11591696B2Feb 28, 2023
Corrosion inhibition package
FLUID ENERGY GROUP LTD1 citations63
US11542608B2Jan 3, 2023
Corrosion inhibition package
FLUID ENERGY GROUP LTD0 citations63
US11407647B2Aug 9, 2022
Synthetic caustic composition
FLUID ENERGY GROUP LTD0 citations63
US11319481B2May 3, 2022
Synthetic caustic composition
FLUID ENERGY GROUP LTD0 citations63
US11267718B2Mar 8, 2022
Synthetic caustic composition
FLUID ENERGY GROUP LTD0 citations63
US12384968B2Aug 12, 2025
Inhibited hydrofluoric acid composition
FLUID ENERGY GROUP LTD0 citations62
SIXRING INC
15 patentsUS12071724B2Aug 27, 2024
Approach to biomass delignification
SIXRING INC10 citations85
US11982052B2May 14, 2024
Combination approach to delignification of biomass under ambient conditions
SIXRING INC12 citations85
US11905656B2Feb 20, 2024
Approach to biomass delignification
SIXRING INC10 citations85
US11821139B2Nov 21, 2023
Approach to biomass delignification
SIXRING INC10 citations84
US11668047B2Jun 6, 2023
Use of a 2 liquid phase system in biomass delignification
SIXRING INC10 citations84
US11982051B2May 14, 2024
Temperature-controlled delignification of biomass
SIXRING INC11 citations82
US12123138B2Oct 22, 2024
Arylsulfonic acid—modified sulfuric acid and uses thereof
SIXRING INC6 citations74
US11760720B2Sep 19, 2023
Modified sulfuric acid and uses thereof
SIXRING INC3 citations73
US12398037B2Aug 26, 2025
Modified sulfuric acid and uses thereof
SIXRING INC0 citations62
US12378727B2Aug 5, 2025
Modified sulfuric acid and uses thereof
SIXRING INC0 citations62
US12371854B2Jul 29, 2025
Modified sulfuric acid and uses thereof
SIXRING INC0 citations62
US12371853B2Jul 29, 2025
Modified sulfuric acid and uses thereof
SIXRING INC0 citations62
US12320066B2Jun 3, 2025
Modified sulfuric acid and uses thereof
SIXRING INC0 citations62
US12276067B2Apr 15, 2025
Modified alkanesulfonic acid and uses thereof
SIXRING INC0 citations62
US12270151B2Apr 8, 2025
Modified sulfuric acid and uses thereof
SIXRING INC0 citations62
CHEMICAL EVOLUTION LTD
1 patentDORF KETAL CHEMICALS FZE
1 patentShowing the top 50 of 79 patents by PatentIndex Score.