Inventor · disambiguated record
Robert Richard Dykstra
Also filed as: DYKSTRA ROBERT R · DYKSTRA ROBERT RICHARD
54 granted patents·53 pending applications·1,055 citations·filing 1996–2025
99Inventor score
Files withPROCTER & GAMBLE71DYKSTRA ROBERT RICHARD15DYKSTRA ROBERT R3BASF SE2PANANDIKER RAJAN KESHAV2
Top patents by PatentIndex Score
107 records- 0199US7109153B2Photo-labile pro-fragrance conjugatesPROCTER & GAMBLE·Filed 2005·Granted Sep 19, 2006·71 cites·9 claims
- 0299US7071151B2Compositions comprising photo-labile perfume deliveryPROCTER & GAMBLE·Filed 2005·Granted Jul 4, 2006·68 cites·2 claims
- 0398US6987084B2Photo-labile pro-fragrance conjugatesPROCTER & GAMBLE·Filed 2003·Granted Jan 17, 2006·78 cites·12 claims
- 0498US5817614AColor-safe bleach boosters, compositions and laundry methods employing samePROCTER & GAMBLE·Filed 1996·Granted Oct 6, 1998·210 cites·19 claims
- 0597US10266792B2Treatment compositionsPROCTER & GAMBLE·Filed 2015·Granted Apr 23, 2019·14 cites·13 claims
- 0697US9347022B1Fabric treatment compositionPROCTER & GAMBLE·Filed 2014·Granted May 24, 2016·44 cites·20 claims
- 0797US6956013B2Photo-activated pro-fragrancesPROCTER & GAMBLE·Filed 2003·Granted Oct 18, 2005·77 cites·16 claims
- 0895US9878467B2Apparatus and process for forming particlesPROCTER & GAMBLE·Filed 2015·Granted Jan 30, 2018·12 cites·14 claims
- 0995US6610646B2Enhanced duration fragrance delivery system having a non-distorted initial fragrance impressionPROCTER & GAMBLE·Filed 2001·Granted Aug 26, 2003·65 cites·34 claims
- 1094US10689600B2Treatment compositionsPROCTER & GAMBLE·Filed 2017·Granted Jun 23, 2020·8 cites·18 claims
- 1194US10538719B2Treatment compositionsPROCTER & GAMBLE·Filed 2015·Granted Jan 21, 2020·6 cites·18 claims
- 1294US7524807B2Rinse-off personal care compositions comprising anionic and/or nonionic perfume polymeric particlesPROCTER & GAMBLE·Filed 2003·Granted Apr 28, 2009·56 cites·19 claims
- 1393US10844321B2Treatment compositionsPROCTER & GAMBLE·Filed 2017·Granted Nov 24, 2020·4 cites·18 claims
- 1493US10471629B2Apparatus and process for forming particlesPROCTER & GAMBLE·Filed 2017·Granted Nov 12, 2019·7 cites·6 claims
- 1593US10301579B2Packaged compositionPROCTER & GAMBLE·Filed 2015·Granted May 28, 2019·9 cites·16 claims
- 1693US7368415B2Photo-labile pro-fragrance conjugatesPROCTER & GAMBLE·Filed 2007·Granted May 6, 2008·5 cites·9 claims
- 1793US7262156B2Photo-labile pro-fragrance conjugatesPROCTER & GAMBLE·Filed 2007·Granted Aug 28, 2007·7 cites·9 claims
- 1893US6887838B2Bleach boosting components, compositions and laundry methodsPROCTER & GAMBLE·Filed 2004·Granted May 3, 2005·32 cites·19 claims
- 1992US10723975B2Treatment compositionsPROCTER & GAMBLE·Filed 2017·Granted Jul 28, 2020·4 cites·14 claims
- 2091US10676693B2Treatment compositionsPROCTER & GAMBLE·Filed 2017·Granted Jun 9, 2020·4 cites·18 claims
- 2190US6818607B1Bleach boosting components, compositions and laundry methodsPROCTER & GAMBLE·Filed 2000·Granted Nov 16, 2004·22 cites·26 claims
- 2288US10519402B2Treatment compositionsPROCTER & GAMBLE·Filed 2015·Granted Dec 31, 2019·4 cites·17 claims
- 2388US7534751B2Photo-labile pro-fragrance conjugatesPROCTER & GAMBLE·Filed 2008·Granted May 19, 2009·2 cites·8 claims
- 2487US8187580B2Polymeric assisted delivery using separate additionDYKSTRA ROBERT RICHARD·Filed 2003·Granted May 29, 2012·25 cites·5 claims
- 2587US6825160B1Color safe laundry methods employing cationic formulation componentsPROCTER & GAMBLE·Filed 2000·Granted Nov 30, 2004·24 cites·25 claims
- 2686US11643618B2Treatment compositionsPROCTER & GAMBLE·Filed 2020·Granted May 9, 2023·1 cites·18 claims
- 2786US8815789B2Metal bleach catalystsTÉTARD DAVID·Filed 2012·Granted Aug 26, 2014·15 cites·10 claims
- 2885US8211848B2Catalytic laundry detergent composition comprising relatively low levels of water-soluble electrolyteDYKSTRA ROBERT RICHARD·Filed 2010·Granted Jul 3, 2012·7 cites·13 claims
- 2984US12215299B2Treatment compositionsPROCTER & GAMBLE·Filed 2023·Granted Feb 4, 2025·0 cites·19 claims
- 3084US6919304B2Stability enhancing formulation components, compositions and laundry methods employing samePROCTER & GAMBLE·Filed 2002·Granted Jul 19, 2005·37 cites·12 claims
- 3184US6903060B1Stable formulation components, compositions and laundry methods employing samePROCTER & GAMBLE·Filed 2000·Granted Jun 7, 2005·36 cites·25 claims
- 3284US6821935B1Color safe laundry methods employing zwitterionic formulation componentsPROCTER & GAMBLE·Filed 2000·Granted Nov 23, 2004·23 cites·25 claims
- 3382US7425527B2Organic activatorPROCTER & GAMBLE·Filed 2005·Granted Sep 16, 2008·6 cites·34 claims
- 3480US10626351B2Treatment compositionsPROCTER & GAMBLE·Filed 2017·Granted Apr 21, 2020·1 cites·17 claims
- 3578US7316994B2Perfume polymeric particlesPROCTER & GAMBLE·Filed 2003·Granted Jan 8, 2008·11 cites·8 claims
- 3678US7109156B1Controlled availability of formulation components, compositions and laundry methods employing samePROCTER & GAMBLE·Filed 2000·Granted Sep 19, 2006·16 cites·13 claims
- 3777US7365043B2Lipophilic fluid cleaning compositions capable of delivering scentPROCTER & GAMBLE·Filed 2004·Granted Apr 29, 2008·13 cites·2 claims
- 3877US2009186790A1Photo-labile pro-fragrance conjugatesDYKSTRA ROBERT RICHARD·Filed 2009·Application pending·0 cites
- 3976US2025163346A1Treatment compositionsPROCTER & GAMBLE·Filed 2025·Application pending·0 cites
- 4074US9545460B2Process for freshening airPROCTER & GAMBLE·Filed 2014·Granted Jan 17, 2017·3 cites·19 claims
- 4173US2010040569A1Photo-labile pro-fragrance conjugatesDYKSTRA ROBERT RICHARD·Filed 2009·Application pending·0 cites
- 4272US11306275B2Treatment compositionsPROCTER & GAMBLE·Filed 2019·Granted Apr 19, 2022·0 cites·19 claims
- 4371US2006223726A1Photo-labile pro-fragrance conjugatesDYKSTRA ROBERT R·Filed 2006·Application pending·0 cites
- 4469US10407646B2Treatment compositionsPROCTER & GAMBLE·Filed 2019·Granted Sep 10, 2019·0 cites·13 claims
- 4568US2011165101A1Photo-labile pro-fragrance conjugatesDYKSTRA ROBERT RICHARD·Filed 2011·Application pending·0 cites
- 4668US2008194454A1Perfume systemsMORGAN GEORGE KAVIN·Filed 2008·Application pending·0 cites
- 4767US2011028367A1Photo-labile pro-fragrance conjugatesDYKSTRA ROBERT RICHARD·Filed 2010·Application pending·0 cites
- 4867US2020277546A1Treatment compositionsPROCTER & GAMBLE·Filed 2020·Application pending·0 cites
- 4967US2008057021A1Rinse-off personal care compositions comprising cationic perfume polumeric particlesDYKSTRA ROBERT R·Filed 2007·Application pending·0 cites
- 5065US8846596B2Liquid cleaning compositionsDYKSTRA ROBERT RICHARD·Filed 2012·Granted Sep 30, 2014·1 cites·13 claims
Showing the top 50 of 107 patent records by PatentIndex Score.
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