Inventor · disambiguated record
Van Au
Also filed as: AU VAN
44 granted patents·7 pending applications·776 citations·filing 1989–2022
98Inventor score
Top patents by PatentIndex Score
51 records- 0197US5389279ACompositions comprising nonionic glycolipid surfactantsLEVER BROTHERS CO·Filed 1992·Granted Feb 14, 1995·229 cites·27 claims
- 0293US7465323B2High carbonate oxidative dye compositionsCONOPCO INC·Filed 2006·Granted Dec 16, 2008·20 cites·13 claims
- 0389US5296588AProcess of preparing N-substituted aldonamidesLEVER BROTHERS CO·Filed 1992·Granted Mar 22, 1994·35 cites·17 claims
- 0486US8257720B2Stabilized cationic ammonium compounds and compositions comprising the sameAU VAN·Filed 2009·Granted Sep 4, 2012·3 cites·3 claims
- 0586US5416075ABiospecific emulsionsCHESEBROUGH PONDS USA·Filed 1993·Granted May 16, 1995·84 cites·18 claims
- 0685US11059776B2Method of enhanced conversion of taurine salts to alkyl taurate amidesCONOPCO INC·Filed 2018·Granted Jul 13, 2021·2 cites·16 claims
- 0785US8324255B2Chelator stabilized cationic ammonium compounds and compositions comprising the sameAU VAN·Filed 2009·Granted Dec 4, 2012·2 cites·2 claims
- 0885US5386018AProcess of preparing N-substituted aldonamidesLEVER BROTHERS CO·Filed 1993·Granted Jan 31, 1995·30 cites·21 claims
- 0983US5336765AProcess of preparing N-substituted aldobionamidesLEVER BROTHERS CO·Filed 1993·Granted Aug 9, 1994·58 cites·20 claims
- 1079US11780806B2DEFI and taurate amide mixtures and processes thereofCONOPCO INC·Filed 2022·Granted Oct 10, 2023·0 cites·15 claims
- 1179US6821302B2Permanent coloring of hair using carbonate salts and bicarbonate salts and using percarbamic acid precursorsUNILEVER HOME & PERSONAL CARE·Filed 2002·Granted Nov 23, 2004·9 cites·14 claims
- 1279US6695888B2Transition metal complexes as dye forming catalysts in hair coloring compositionsUNILEVER HOME & PERSONAL CARE·Filed 2001·Granted Feb 24, 2004·8 cites·14 claims
- 1378US8574602B2Stabilized cationic ammonium compounds for topical compositionsAU VAN·Filed 2012·Granted Nov 5, 2013·1 cites·10 claims
- 1478US8575202B2Chelator stabilized cationic ammonium compounds and compositions comprising the sameAU VAN·Filed 2012·Granted Nov 5, 2013·1 cites·19 claims
- 1577US5401839AProcess of preparing N-substituted aldonamides having improved color and color stabilityLEVER BROTHERS CO·Filed 1993·Granted Mar 28, 1995·15 cites·21 claims
- 1676US5872111ACompositions comprising glycosylamide surfactantsLEVER BROTHERS CO·Filed 1997·Granted Feb 16, 1999·46 cites·3 claims
- 1775US5310542AOral hygiene compositions containing antiplaque agentsLEVER BROTHERS CO·Filed 1992·Granted May 10, 1994·44 cites·29 claims
- 1874US8765793B2Compositions with skin benefit compounds and chelator stabilized cationic ammonium compoundsCONOPCO INC·Filed 2013·Granted Jul 1, 2014·0 cites·20 claims
- 1971US5362480AOral hygiene compositions containing amino sugars as antiplaque agentsLEVER BROTHERS CO·Filed 1992·Granted Nov 8, 1994·38 cites·17 claims
- 2070US5844103AAnionic glycasuccinamide sufactants and a process for their manufactureLEVER BROTHERS CO·Filed 1995·Granted Dec 1, 1998·25 cites·58 claims
- 2170US2014037562A1Compositions with metal chelator stabilized cationic ammonium compounds and a skin benefit agentCONOPCO INC DBA UNILEVER·Filed 2013·Application pending·0 cites
- 2268US5412118AThickened foam stable compositions comprising alkyl(alkyl glycosid)uronamidesLEVER BROTHERS CO·Filed 1993·Granted May 2, 1995·24 cites·11 claims
- 2366US11274075B2DEFI and taurate amide mixtures and processes thereofCONOPEO INC·Filed 2017·Granted Mar 15, 2022·0 cites·9 claims
- 2465US5541341ANonionic glycasuccinimide surfactants and a process for their manufactureLEVER BROTHERS CO·Filed 1995·Granted Jul 30, 1996·17 cites·15 claims
- 2561US11767314B2Bioenergetic nicotinic acid glycerol esters, compositions and methods of using sameCONOPCO INC·Filed 2019·Granted Sep 26, 2023·0 cites·14 claims
- 2661US5021187ACopper diamine complexes and their use as bleach activating catalystsLEVER BROTHERS CO·Filed 1989·Granted Jun 4, 1991·25 cites·17 claims
- 2760US5521293AHeteroatom containing alkyl aldonamide compounds as superior foaming, more soluble nonionic surfactants and a process for their manufactureLEVER BROTHERS CO·Filed 1995·Granted May 28, 1996·18 cites·34 claims
- 2860US2004098816A1Method and kit for the gradual permanent coloring of hairUNILEVER HOME & PERSONAL CARE·Filed 2003·Application pending·0 cites
- 2957US5786468AAnionic glycasuccinamide surfactants and a process for their manufactureLEVER BROTHERS CO·Filed 1997·Granted Jul 28, 1998·14 cites·40 claims
- 3057US2004098814A1Method and composition for the gradual permanent coloring of hair which employ carbonatesUNILEVER HOME & PERSONAL CARE·Filed 2002·Application pending·0 cites
- 3156US9883997B2Cosmetic compositions with tricyclodecane amidesCONOPCO INC·Filed 2014·Granted Feb 6, 2018·0 cites·13 claims
- 3256US9682028B2Personal care photoprotective compositions with tricyclodecane amidesCONOPCO INC·Filed 2014·Granted Jun 20, 2017·0 cites·14 claims
- 3356US2024173231A1Cosmetic skin care compositionCONOPCO INC DBA UNILEVER·Filed 2022·Application pending·0 cites
- 3455US10952944B2Cyclocarboxylic acid containing personal care compositionsCONOPCO INC·Filed 2016·Granted Mar 23, 2021·0 cites·16 claims
- 3555US2006137111A1One step hair coloring using saltsUNILEVER HOME & PERSONAL CARE·Filed 2004·Application pending·0 cites
- 3654US8496916B2Sunscreen composition with polyhydroxy quaternary ammonium saltsHARICHIAN BIJAN·Filed 2012·Granted Jul 30, 2013·0 cites·12 claims
- 3752US8822711B2Method for preparing fatty acyl amido carboxylic acid based surfactantsHARICHIAN BIJAN·Filed 2012·Granted Sep 2, 2014·0 cites·21 claims
- 3850US8697897B2Method for preparing fatty acyl amido carboxylic acid based surfactantsHARICHIAN BIJAN·Filed 2011·Granted Apr 15, 2014·0 cites·19 claims
- 3949US5631389ANonionic glycasuccinimide surfactants and a process for their manufactureLEVER BROTHERS CO·Filed 1996·Granted May 20, 1997·5 cites·2 claims
- 4049US2004019980A1One step hair coloring compositions using saltsUNILEVER HOME & PERSONAL CARE·Filed 2002·Application pending·0 cites
- 4148US5686603ASulfated polyhydroxy compounds as anionic surfactants and a process for their manufactureLEVER BROTHERS CO·Filed 1995·Granted Nov 11, 1997·10 cites·43 claims
- 4247US8658589B2Fatty acyl amido based surfactant concentratesHARICHIAN BIJAN·Filed 2012·Granted Feb 25, 2014·0 cites·14 claims
- 4345US11202743B2Personal care compositions comprising fatty acid amide derivativesCONOPCO INC·Filed 2017·Granted Dec 21, 2021·0 cites·16 claims
- 4443US8981134B2Amino acid salt containing compositionsHARICHIAN BIJAN·Filed 2012·Granted Mar 17, 2015·0 cites·7 claims
- 4543US5643849ACatalysts and improved process for preparing salts of aldonic acidLEVER BROTHERS CO·Filed 1994·Granted Jul 1, 1997·7 cites·7 claims
- 4643US2018161263A1Compositions for providing improved sunscreen protectionCONOPCO INC DBA UNILEVER·Filed 2015·Application pending·0 cites
- 4742US8853433B2General method for preparing fatty acyl amido based surfactantsHARICHIAN BIJAN·Filed 2012·Granted Oct 7, 2014·0 cites·14 claims
- 4842US8853447B2General method for preparing fatty acyl amido based surfactantsHARICHIAN BIJAN·Filed 2011·Granted Oct 7, 2014·0 cites·15 claims
- 4941US8653018B2Fatty acyl amido based surfactant concentratesHARICHIAN BIJAN·Filed 2011·Granted Feb 18, 2014·0 cites·12 claims
- 5035US6034047ABleach detergent compositions comprising nitrones and nitroso spin trapsFiled 1998·Granted Mar 7, 2000·4 cites·4 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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