Inventor · disambiguated record
Stephen D. Matza
Also filed as: MATZA STEPHEN D
35 granted patents·8 pending applications·150 citations·filing 1985–2025
97Inventor score
Top patents by PatentIndex Score
43 records- 0197US12187631B2Process for decontamination of hazardous sulfur compounds in sour water tanksUNITED LAB INT LLC·Filed 2023·Granted Jan 7, 2025·2 cites·20 claims
- 0297US11753320B2Process for decontamination of hazardous sulfur compounds in sour water tanksUNITED LAB INT LLC·Filed 2020·Granted Sep 12, 2023·4 cites·20 claims
- 0397US10960348B2Decontamination of sulfur contaminants from a vesselUNITED LAB INT LLC·Filed 2020·Granted Mar 30, 2021·4 cites·20 claims
- 0497US10052583B2Decontamination of sulfur contaminants from a vesselUNITED LAB INT LLC·Filed 2015·Granted Aug 21, 2018·10 cites·11 claims
- 0595US11850551B2Decontamination of sulfur contaminants from a vesselUNITED LAB INT LLC·Filed 2021·Granted Dec 26, 2023·2 cites·5 claims
- 0695US10583392B2Decontamination of sulfur contaminants from a vesselUNITED LAB INT LLC·Filed 2018·Granted Mar 10, 2020·5 cites·4 claims
- 0795US9920236B2Process of removal of hydrogen sulfide in downhole oilfield applicationsUNITED LAB INT LLC·Filed 2015·Granted Mar 20, 2018·12 cites·20 claims
- 0895US9815720B2Process for decontamination of hazardous sulfur compounds in sour water tanksUNITED LAB INT LLC·Filed 2014·Granted Nov 14, 2017·13 cites·19 claims
- 0995US9512019B2Process for decontamination of hazardous sulfur compounds in sour water tanksUNITED LAB INT LLC·Filed 2012·Granted Dec 6, 2016·13 cites·20 claims
- 1095US8993488B2Process for removal of hydrogen sulfide in downhole oilfield applicationsFROST JACK G·Filed 2012·Granted Mar 31, 2015·25 cites·18 claims
- 1194US10093869B2Decontamination of sulfur contaminants from hydrocarbonsUNITED LAB INT LLC·Filed 2015·Granted Oct 9, 2018·5 cites·8 claims
- 1292US10745303B2Process for decontamination of hazardous sulfur compounds in sour water tanksUNITED LABORATORIES INTERNATIONAL LLC·Filed 2017·Granted Aug 18, 2020·7 cites·20 claims
- 1391US10526527B2Process for removal of hydrogen sulfide in downhole oilfield applicationsUNITED LAB INT LLC·Filed 2018·Granted Jan 7, 2020·4 cites·20 claims
- 1490US11427769B2Decontamination of sulfur contaminants from hydrocarbonsUNITED LAB INT LLC·Filed 2020·Granted Aug 30, 2022·2 cites·10 claims
- 1590US11236262B2Process for removal of hydrogen sulfide in downhole oilfield applicationUNITED LAB INT LLC·Filed 2019·Granted Feb 1, 2022·2 cites·20 claims
- 1685US11697788B2Solvent composition and process for removal of asphalt and other contaminant materialsUNITED LAB INT LLC·Filed 2021·Granted Jul 11, 2023·1 cites·3 claims
- 1785US10731089B2Decontamination of sulfur contaminants from hydrocarbonsUNITED LAB INT LLC·Filed 2018·Granted Aug 4, 2020·2 cites·9 claims
- 1885US2025002817A1Solvent Composition and Process for Cleaning Contaminated Industrial EquipmentUNITED LAB INT LLC·Filed 2024·Application pending·0 cites
- 1984US10179881B2Composition and method for isolation of paraffinic hydrocarbonsTRISTAR PETROSERV INC·Filed 2016·Granted Jan 15, 2019·2 cites·14 claims
- 2082US12220690B2Method of equipment decontaminationUNITED LAB INT LLC·Filed 2020·Granted Feb 11, 2025·1 cites·20 claims
- 2182US12116551B2Solvent composition and process for cleaning contaminated industrial equipmentUNITED LAB INT LLC·Filed 2022·Granted Oct 15, 2024·0 cites·20 claims
- 2281US2023348824A1Solvent Composition and Process for Removal of Asphalt and Other Contaminant MaterialsUNITED LAB INT LLC·Filed 2023·Application pending·0 cites
- 2381US2022411700A1Decontamination of Sulfur Contaminants from HydrocarbonsUNITED LAB INT LLC·Filed 2022·Application pending·0 cites
- 2480US12503657B2Decontamination of sulfur contaminants from hydrocarbonsZYMEFLOW INC·Filed 2024·Granted Dec 23, 2025·0 cites·19 claims
- 2578US11053464B2Solvent composition and process for removal of asphalt and other contaminant materialsUNITED LAB INT LLC·Filed 2014·Granted Jul 6, 2021·3 cites·1 claims
- 2676US11786893B2Solvent system for cleaning fixed bed reactor catalyst in situUNITED LAB INT LLC·Filed 2019·Granted Oct 17, 2023·1 cites·20 claims
- 2774US9567242B2Process for decontamination of hazardous sulfur compounds in oilfield produced watersMATZA STEPHEN D·Filed 2011·Granted Feb 14, 2017·2 cites·7 claims
- 2873US2022025275A1Composition and Method for Isolation of Paraffinic HydrocarbonsHPC PETROSERV INC·Filed 2021·Application pending·0 cites
- 2971US10184087B2Optimization of a method for isolation of paraffinic hydrocarbonsTRISTAR PETROSERV INC·Filed 2016·Granted Jan 22, 2019·1 cites·9 claims
- 3071US8758631B2Process for decontamination of hazardous sulfur compounds in sour water tanksMATZA STEPHEN D·Filed 2011·Granted Jun 24, 2014·1 cites·20 claims
- 3169US2022081625A1Optimization of a Method for Isolation of Paraffinic HydrocarbonsHPC PETROSERV INC·Filed 2021·Application pending·0 cites
- 3268US11136510B2Composition and method for isolation of paraffinic hydrocarbonsTRISTAR PETROSERV INC·Filed 2018·Granted Oct 5, 2021·0 cites·14 claims
- 3367US2025387808A1Methods and systems for cleaning equipment with solventsZYMEFLOW INC·Filed 2024·Application pending·0 cites
- 3466US11441103B2Solvent composition and process for cleaning contaminated industrial equipmentUNITED LAB INT LLC·Filed 2017·Granted Sep 13, 2022·0 cites·5 claims
- 3566US9505641B2Process for decontamination of hazardous sulfur compounds in sour water tanksUNITED LAB INT LLC·Filed 2014·Granted Nov 29, 2016·0 cites·20 claims
- 3663US2025144612A1Method of Equipment DecontaminationUNITED LAB INT LLC·Filed 2025·Application pending·0 cites
- 3762US11242265B2Process for decontamination of hazardous sulfur compounds in oilfield produced watersUNITED LAB INT LLC·Filed 2017·Granted Feb 8, 2022·0 cites·19 claims
- 3857US4805708AControlling sulfide scavenger content of oil-based drilling fluidSHELL OIL CO·Filed 1987·Granted Feb 21, 1989·17 cites·20 claims
- 3955US11186783B2Optimization of a method for isolation of paraffinic hydrocarbonsTRISTAR PETROSERV INC·Filed 2016·Granted Nov 30, 2021·0 cites·18 claims
- 4044US2021260631A1On-Line Equipment Cleaning MethodUNITED LAB INT LLC·Filed 2020·Application pending·0 cites
- 4143US11946021B2Solvent composition and process for removal of asphalt and other contaminant materialsUNITED LAB INT LLC·Filed 2016·Granted Apr 2, 2024·0 cites·11 claims
- 4235US4658914AControlling sulfide scavenger content of drilling fluidSHELL OIL CO·Filed 1985·Granted Apr 21, 1987·6 cites·11 claims
- 4327US4840910AControlling sulfide scavenger content of drilling fluidSHELL OIL CO·Filed 1987·Granted Jun 20, 1989·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →