Inventor · disambiguated record
Zaiyou Liu
Also filed as: LIU ZAIYOU · LIU ZAIYOU NMN
48 granted patents·45 pending applications·1,100 citations·filing 1991–2020
98Inventor score
Files withPROCTER & GAMBLE55WOO RICKY AH-MAN14GLAD PRODUCTS CO3MORGAN III GEORGE KAVIN3GRUENBACHER DANA PAUL2
Top patents by PatentIndex Score
93 records- 0197US9993574B2Method for delivering a volatile materialPROCTER & GAMBLE·Filed 2016·Granted Jun 12, 2018·12 cites·20 claims
- 0297US8721962B2Methods, devices, compositions and systems for improved scent deliveryPROCTER & GAMBLE·Filed 2012·Granted May 13, 2014·27 cites·16 claims
- 0397US8709337B2Method for delivering a volatile materialGRUENBACHER DANA PAUL·Filed 2010·Granted Apr 29, 2014·61 cites·12 claims
- 0497US7550416B2Perfumed household products and methods for preserving perfume integrity and extending fragrance lifePROCTER & GAMBLE·Filed 2008·Granted Jun 23, 2009·30 cites·8 claims
- 0596US8349251B2Methods, devices, compositions, and systems for improved scent deliveryPROCTER & GAMBLE·Filed 2012·Granted Jan 8, 2013·35 cites·18 claims
- 0695US9827342B2Perfume mixtures comprising an olfactive index for activated air freshenersPROCTER & GAMBLE·Filed 2015·Granted Nov 28, 2017·15 cites·12 claims
- 0795US8119064B2Methods, devices, compositions, and systems for improved scent deliveryWOO RICKY AH-MAN·Filed 2008·Granted Feb 21, 2012·30 cites·20 claims
- 0895US7569528B2Detergent compositionsPROCTER & GAMBLE·Filed 2005·Granted Aug 4, 2009·36 cites·20 claims
- 0994US9737627B2Energized air freshening apparatus comprising perfume mixtures having an olfactive indexPROCTER & GAMBLE·Filed 2015·Granted Aug 22, 2017·13 cites·18 claims
- 1093US9468697B2Method for delivering a volatile materialPROCTER & GAMBLE·Filed 2016·Granted Oct 18, 2016·6 cites·12 claims
- 1193US5135549AChromatographic technique and apparatusUNIV SOUTHERN ILLINOIS·Filed 1991·Granted Aug 4, 1992·171 cites·88 claims
- 1291US8696982B2Method for delivering a volatile materialGRUENBACHER DANA PAUL·Filed 2010·Granted Apr 15, 2014·12 cites·13 claims
- 1391US8461089B2Dishwashing detergent composition having a malodor control component and methods of cleaning dishwareWOO RICKY AH-MAN·Filed 2010·Granted Jun 11, 2013·8 cites·10 claims
- 1491US8338346B2Perfume compositions comprising functional perfume componentsDIERSING STEVEN LOUIS·Filed 2009·Granted Dec 25, 2012·32 cites·15 claims
- 1591US7226607B2Compositions comprising a dispersant and microcapsules containing an active material and a stabilizerPROCTER & GAMBLE·Filed 2004·Granted Jun 5, 2007·47 cites·15 claims
- 1690US8357359B2Malodor control composition having an acid catalyst and methods thereofPROCTER & GAMBLE·Filed 2010·Granted Jan 22, 2013·26 cites·14 claims
- 1788US8629092B2Hard surface cleaning composition having a malodor control component and methods of cleaning hard surfacesWOO RICKY AH-MAN·Filed 2010·Granted Jan 14, 2014·5 cites·26 claims
- 1888US5196039AApparatus and method of multi-dimensional chemical separationSOUTHERN ILLINOIS UNIVERSITY A·Filed 1992·Granted Mar 23, 1993·111 cites·76 claims
- 1987US10632221B2Long lasting and stable freshening compositions and methods of freshening the airPROCTER & GAMBLE·Filed 2017·Granted Apr 28, 2020·3 cites·10 claims
- 2087US10500298B2Method for delivering a volatile materialPROCTER & GAMBLE·Filed 2018·Granted Dec 10, 2019·2 cites·20 claims
- 2187US9226641B2Hard surface cleaning composition having a malodor control component and methods of cleaning hard surfacesPROCTER & GAMBLE·Filed 2013·Granted Jan 5, 2016·6 cites·12 claims
- 2287US6287550B1Animal care system and litter with reduced malodor impressionPROCTER & GAMBLE·Filed 1997·Granted Sep 11, 2001·230 cites·85 claims
- 2386US9272063B2Method for delivering a volatile materialPROCTER & GAMBLE·Filed 2014·Granted Mar 1, 2016·5 cites·12 claims
- 2485US9925745B2Multi-layer thermoplastic films and bags with enhanced odor control and methods of making the sameGLAD PRODUCTS CO·Filed 2016·Granted Mar 27, 2018·3 cites·20 claims
- 2585US9655792B2Absorbent article comprising a malodor control composition having an acid catalystPROCTER & GAMBLE·Filed 2014·Granted May 23, 2017·5 cites·17 claims
- 2685US8933131B2Intermediates and surfactants useful in household cleaning and personal care compositions, and methods of making the sameFEDERLE THOMAS WALTER·Filed 2011·Granted Jan 13, 2015·10 cites·13 claims
- 2783US9642927B2Unscented and low scented malodor control compositions and methods thereofPROCTER & GAMBLE·Filed 2016·Granted May 9, 2017·3 cites·13 claims
- 2883US6787510B2Dryer-added fabric softening articles and methodsPROCTER & GAMBLE·Filed 2002·Granted Sep 7, 2004·41 cites·30 claims
- 2982US9399078B2Unscented and low scented malodor control compositions and methods thereofHOLLINGSHEAD JUDITH ANN·Filed 2011·Granted Jul 26, 2016·3 cites·19 claims
- 3082US8539631B2Roller for providing benefits to fabricCATALFAMO VINCENZO·Filed 2005·Granted Sep 24, 2013·15 cites·9 claims
- 3181US10549888B2Thermoplastic films and bags with enhanced odor control and methods of making the sameGLAD PRODUCTS CO·Filed 2017·Granted Feb 4, 2020·4 cites·17 claims
- 3278US8058224B2Multiple use fabric conditioning composition with blooming perfumeMORGAN III GEORGE KAVIN·Filed 2005·Granted Nov 15, 2011·5 cites·14 claims
- 3374US10660984B2Absorbent article comprising a malodor control composition having an acid catalystPROCTER & GAMBLE·Filed 2017·Granted May 26, 2020·2 cites·20 claims
- 3473US7071157B2Dryer-added fabric softening articles and methodsPROCTER & GAMBLE·Filed 2004·Granted Jul 4, 2006·11 cites·26 claims
- 3573US6815411B2Fabric softening compositions and methodsPROCTER & GAMBLE·Filed 2001·Granted Nov 9, 2004·9 cites·1 claims
- 3671US8637446B2Perfume compositions comprising functional perfume componentsPROCTER & GAMBLE·Filed 2012·Granted Jan 28, 2014·2 cites·8 claims
- 3771US5205154AApparatus and method for simultaneous supercritical fluid extraction and gas chromatographyUNIV BRIGHAM YOUNG·Filed 1991·Granted Apr 27, 1993·37 cites·22 claims
- 3868US8992889B2Freshening compositions having a malodor control component and methods thereofWOO RICKY AH-MAN·Filed 2011·Granted Mar 31, 2015·1 cites·13 claims
- 3968US2008194454A1Perfume systemsMORGAN GEORGE KAVIN·Filed 2008·Application pending·0 cites
- 4065US6986806B2Air filtering devicePROCTER & GAMBLE·Filed 2003·Granted Jan 17, 2006·14 cites·21 claims
- 4162US9055849B2Dishwashing detergent composition having a malodor control component and methods of cleaning dishwarePROCTER & GAMBLE·Filed 2013·Granted Jun 16, 2015·0 cites·34 claims
- 4262US2009218251A1Perfumed household products and methods for preserving perfume integrity and extending fragrance lifeWOO RICKY AH-MAN·Filed 2009·Application pending·0 cites
- 4361US2017119917A1Malodor reduction compositionsPROCTER & GAMBLE·Filed 2017·Application pending·0 cites
- 4460US2020222574A1Long lasting and stable freshening compositions and methods of freshening the airPROCTER & GAMBLE·Filed 2020·Application pending·0 cites
- 4559US2018326107A9Malodor control composition having a mixture of volatile aldehydes and methods thereofPROCTER & GAMBLE·Filed 2016·Application pending·0 cites
- 4659US2010087357A1Perfume systemsMORGAN III GEORGE KAVIN·Filed 2009·Application pending·0 cites
- 4759US2013121950A1Malodor control composition having an acid catalyst and methods thereofPROCTER & GAMBLE·Filed 2012·Application pending·0 cites
- 4858US2015335778A1Freshening product comprising an aqueous perfume composition contained in a pressurized plastic containerPROCTER & GAMBLE·Filed 2014·Application pending·0 cites
- 4958US2020115112A1Thermoplastic films and bags with enhanced odor control and methods of making the sameGLAD PRODUCTS CO·Filed 2019·Application pending·0 cites
- 5058US2019224360A1Long lasting freshening products and method of freshening the airPROCTER & GAMBLE·Filed 2019·Application pending·0 cites
Showing the top 50 of 93 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →