Inventor · disambiguated record
Ronald A. Masters
Also filed as: MASTERS RONALD · MASTERS RONALD A · MASTERS RONALD ANTHONY
47 granted patents·9 pending applications·850 citations·filing 1993–2025
98Inventor score
Top patents by PatentIndex Score
56 records- 0197US5960508ACleaning implement having controlled fluid absorbencyPROCTER & GAMBLE·Filed 1996·Granted Oct 5, 1999·190 cites·35 claims
- 0296US8338358B2Compositions comprising sulfonated estolides and alkyl ester sulfonates, methods of making them, and compositions and processes employing themBERNHARDT RANDAL J·Filed 2012·Granted Dec 25, 2012·25 cites·16 claims
- 0395US6045622AMethod of cleaning a hard surface using low levels of cleaning solutionPROCTER & GAMBLE·Filed 1999·Granted Apr 4, 2000·143 cites·6 claims
- 0492US5362422ALiquid hard surface detergent compositions containing amphoteric detergent surfactant and specific anionic surfactantPROCTER & GAMBLE·Filed 1993·Granted Nov 8, 1994·76 cites·24 claims
- 0591US10322994B2Fatty amides and derivatives from natural oil metathesisSTEPAN CO·Filed 2017·Granted Jun 18, 2019·2 cites·9 claims
- 0691US6194362B1Glass cleaning compositions containing blooming perfumePROCTER & GAMBLE·Filed 1998·Granted Feb 27, 2001·77 cites·13 claims
- 0790US9187711B2Esteramines and derivatives from natural oil metathesisALLEN DAVE R·Filed 2011·Granted Nov 17, 2015·6 cites·6 claims
- 0889US7884064B2Light duty liquid detergent compositions of sulfonated estolides and other derivatives of fatty acidsSTEPAN CO·Filed 2009·Granted Feb 8, 2011·12 cites·36 claims
- 0988US10233412B2Aqueous hard surface cleaners based on terpenes and fatty acid derivativesSTEPAN CO·Filed 2017·Granted Mar 19, 2019·3 cites·20 claims
- 1088US9796662B2Esteramines and derivatives from natural oil metathesisSTEPAN CO·Filed 2015·Granted Oct 24, 2017·3 cites·5 claims
- 1187US9573884B2Imidazoline amides and derivitives from natural oil metathesisSTEPAN CO·Filed 2015·Granted Feb 21, 2017·2 cites·17 claims
- 1287US9187712B2Alkoxylated fatty esters and derivatives from natural oil metathesisALLEN DAVE R·Filed 2011·Granted Nov 17, 2015·5 cites·5 claims
- 1385US9193936B2Quaternized fatty amines, amidoamines and their derivatives from natural oil metathesisALLEN DAVE R·Filed 2011·Granted Nov 24, 2015·5 cites·12 claims
- 1484US9598359B2Sulfonates from natural oil metathesisALLEN DAVE R·Filed 2011·Granted Mar 21, 2017·3 cites·8 claims
- 1582US9758751B2Aqueous hard surface cleaners based on terpenes and fatty acid derivativesSTEPAN CO·Filed 2013·Granted Sep 12, 2017·4 cites·18 claims
- 1681US9506013B2Alkoxylated fatty esters and derivatives from natural oil metathesisSTEPAN CO·Filed 2015·Granted Nov 29, 2016·1 cites·17 claims
- 1781US6380151B1Detergent composition for use with a cleaning implement comprising a superabsorbent material and kits comprising bothPROCTER & GAMBLE·Filed 1998·Granted Apr 30, 2002·54 cites·15 claims
- 1880US9695385B2Surfactants based on monounsaturated fatty alcohol derivativesSTEPAN CO·Filed 2014·Granted Jul 4, 2017·2 cites·11 claims
- 1980US5612308AAcidic liquid detergent compositions for bathroomsPROCTER & GAMBLE·Filed 1995·Granted Mar 18, 1997·34 cites·10 claims
- 2080US5534198AGlass cleaner compositions having good filming/streaking characteristics and substantive modifier to provide long lasting hydrophilicityPROCTER & GAMBLE·Filed 1995·Granted Jul 9, 1996·43 cites·28 claims
- 2179US9175246B2Fatty amines, amidoamines, and their derivatives from natural oil metathesisALLEN DAVE R·Filed 2011·Granted Nov 3, 2015·1 cites·13 claims
- 2278US11560530B2Surfactants based on monounsaturated fatty alcohol derivativesSTEPAN CO·Filed 2019·Granted Jan 24, 2023·0 cites·6 claims
- 2378US9777248B2Aqueous hard surface cleaners based on monounsaturated fatty amidesSTEPAN CO·Filed 2013·Granted Oct 3, 2017·3 cites·10 claims
- 2478US8815790B2Foaming light duty liquid detergent compositions, methods of making and uses thereofMASTERS RONALD ANTHONY·Filed 2012·Granted Aug 26, 2014·4 cites·10 claims
- 2576US9416099B2Quaternized fatty amines, amidoamines and their derivatives from natural oil metathesisSTEPAN CO·Filed 2015·Granted Aug 16, 2016·1 cites·4 claims
- 2676US9303234B2Hard surface cleaners based on compositions derived from natural oil metathesisALLEN DAVE R·Filed 2011·Granted Apr 5, 2016·2 cites·13 claims
- 2775US9708251B2Unsaturated fatty alcohol alkoxylates from natural oil metathesisSTEPAN CO·Filed 2013·Granted Jul 18, 2017·2 cites·24 claims
- 2875US8058223B2Automatic or machine dishwashing compositions of sulfonated estolides and other derivatives of fatty acids and uses thereofBERNHARDT RANDAL J·Filed 2009·Granted Nov 15, 2011·3 cites·28 claims
- 2972US11760889B2Unsaturated fatty alcohol derivatives from natural oil metathesisSTEPAN CO·Filed 2020·Granted Sep 19, 2023·0 cites·15 claims
- 3072US9175245B2Fatty amides and derivatives from natural oil metathesisALLEN DAVE R·Filed 2011·Granted Nov 3, 2015·1 cites·12 claims
- 3169US10287530B2Surfactants based on monounsaturated fatty alcohol derivativesSTEPAN CO·Filed 2017·Granted May 14, 2019·0 cites·12 claims
- 3268US5942484APhase-stable liquid fabric refreshment compositionPROCTER & GAMBLE·Filed 1997·Granted Aug 24, 1999·24 cites·8 claims
- 3368US2025043187A1Methods for mitigating 1,4-dioxane and 1,4-dioxane precursors in surfactant solutionsSTEPAN CO·Filed 2024·Application pending·0 cites
- 3465US9815780B2Quaternized fatty amines, amidoamines and their derivatives from natural oilSTEPAN CO·Filed 2015·Granted Nov 14, 2017·0 cites·17 claims
- 3563US5536450ALiquid hard surface detergent compositions containing amphoteric detergent surfactant and perfumePROCTER & GAMBLE COMANY·Filed 1995·Granted Jul 16, 1996·24 cites·17 claims
- 3662US12270010B2Reduced-residue hard surface cleaner and method for determining film/streakSTEPAN CO·Filed 2021·Granted Apr 8, 2025·0 cites·11 claims
- 3762US9828570B2Fatty amines, amidoamines, and their derivatives from natural oil metathesisSTEPAN CO·Filed 2015·Granted Nov 28, 2017·0 cites·14 claims
- 3862US9493727B2Fatty amines, amidoamines, and their derivatives from natural oil metathesisSTEPAN CO·Filed 2015·Granted Nov 15, 2016·0 cites·4 claims
- 3962US5531933ALiquid hard surface detergent compositions containing specific polycarboxylate detergent buildersPROCTER & GAMBLE·Filed 1994·Granted Jul 2, 1996·22 cites·8 claims
- 4062US5384063AAcidic liquid detergent compositions for bathroomsPROCTER & GAMBLE·Filed 1993·Granted Jan 24, 1995·22 cites·9 claims
- 4159US12285825B2Non-aqueous solder flux compositionSTEPAN CO·Filed 2020·Granted Apr 29, 2025·0 cites·7 claims
- 4259US5726139AGlass cleaner compositions having good filming/streaking characteristics containing amine oxide polymers functionalityPROCTER & GAMBLE·Filed 1996·Granted Mar 10, 1998·18 cites·6 claims
- 4359US2024057593A1Abrasion resistant biocidal compositionsSTEPAN CO·Filed 2023·Application pending·0 cites
- 4457US9284518B2Multi-arm hydrophilic urethane polymers, methods of making them, and compositions and processes employing themSTEPAN CO·Filed 2013·Granted Mar 15, 2016·0 cites·20 claims
- 4554US10745347B2Unsaturated fatty alcohol derivatives from natural oil metathesisSTEPAN CO·Filed 2013·Granted Aug 18, 2020·0 cites·5 claims
- 4653US5583265AAcidic liquid detergent compositions for bathroomsFiled 1995·Granted Dec 10, 1996·10 cites·2 claims
- 4751US2025223518A1Hard surface cleaning compositions comprising rhamnolipids and sultaine co-surfactantSTEPAN CO·Filed 2025·Application pending·0 cites
- 4851US2025223515A1Hard surface cleaning compositions comprising rhamnolipids and sarcosinate co-surfactantSTEPAN CO·Filed 2025·Application pending·0 cites
- 4951US2025223516A1Hard surface cleaning compositions comprising rhamnolipids and sulfonated alkyl esters cosurfactantSTEPAN CO·Filed 2025·Application pending·0 cites
- 5051US2025223517A1Hard surface cleaning compositions comprising rhamnolipids and glutamate co-surfactantSTEPAN CO·Filed 2025·Application pending·0 cites
Showing the top 50 of 56 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →