Inventor
QIN HAIHU
US50 patents
⚠️ This page may combine multiple inventors who share the name “QIN HAIHU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MILLIKEN & CO
30 patentsUS9982221B2May 29, 2018
Leuco triphenylmethane colorants as bluing agents in laundry care compositions
MILLIKEN & CO20 citations92
US10647854B2May 12, 2020
Leuco polymers as bluing agents in laundry care compositions
MILLIKEN & CO11 citations86
US10501633B2Dec 10, 2019
Leuco polymers as bluing agents in laundry care compositions
MILLIKEN & CO12 citations84
US11053461B2Jul 6, 2021
Leuco triphenylmethane colorants as bluing agents in laundry care compositions
MILLIKEN & CO5 citations82
US10723982B2Jul 28, 2020
Leuco triphenylmethane colorants as bluing agents in laundry care compositions
MILLIKEN & CO5 citations82
US11345819B2May 31, 2022
Leuco compounds and compositions comprising the same
MILLIKEN & CO2 citations73
US11261403B2Mar 1, 2022
Stabilized compositions comprising leuco compounds
MILLIKEN & CO3 citations73
US11053392B2Jul 6, 2021
Leuco compounds, colorant compounds, and compositions containing the same
MILLIKEN & CO2 citations73
US10889717B2Jan 12, 2021
Compositions, methods, and test kits for determining authenticity
MILLIKEN & CO2 citations73
US10717874B2Jul 21, 2020
Leuco colorants and compositions
MILLIKEN & CO3 citations73
US10711139B2Jul 14, 2020
Leuco polymers as bluing agents in laundry care compositions
MILLIKEN & CO2 citations73
US9193845B2Nov 24, 2015
Thermoplastic polymer composition
MILLIKEN & CO4 citations73
US11053460B2Jul 6, 2021
Leuco triphenylmethane colorants as bluing agents in laundry care compositions
MILLIKEN & CO1 citations71
US9580575B2Feb 28, 2017
Polyethylene articles
MILLIKEN & CO4 citations71
US9200144B2Dec 1, 2015
Thermoplastic polymer composition
MILLIKEN & CO4 citations71
US11684560B2Jun 27, 2023
Oxidative hair cream composition containing polymeric colorant
MILLIKEN & CO3 citations70
US11351106B2Jun 7, 2022
Oxidative hair cream composition containing thiophene azo colorant
MILLIKEN & CO3 citations70
US10851329B2Dec 1, 2020
Leuco colorants as bluing agents in laundry care compositions
MILLIKEN & CO5 citations70
US11236235B2Feb 1, 2022
Leuco compounds
MILLIKEN & CO2 citations62
US12042556B2Jul 23, 2024
Oxidative hair cream composition containing polymeric colorant
MILLIKEN & CO0 citations60
US11633344B2Apr 25, 2023
Oxidative hair cream composition containing thiophene azo colorant
MILLIKEN & CO0 citations60
US11458089B2Oct 4, 2022
Oxidative hair cream composition containing polymeric colorant
MILLIKEN & CO0 citations60
US11344492B2May 31, 2022
Oxidative hair cream composition containing polymeric colorant
MILLIKEN & CO0 citations60
US12377033B2Aug 5, 2025
Hair care composition containing polymeric colorant
MILLIKEN & CO0 citations59
US11987552B2May 21, 2024
Polymeric phenolic antioxidants
MILLIKEN & CO0 citations59
US11725159B2Aug 15, 2023
Stabilized lubricant compositions and heat transfer compositions containing the same
MILLIKEN & CO0 citations57
US12338349B2Jun 24, 2025
Heterocyclic red azo colorants for seed treatment applications
MILLIKEN & CO0 citations53
US11104806B2Aug 31, 2021
Triarylmethane leuco compounds and compositions comprising the same
MILLIKEN & CO0 citations52
US9200142B2Dec 1, 2015
Thermoplastic polymer composition
MILLIKEN & CO0 citations52
US11530374B2Dec 20, 2022
Laundry care compositions
MILLIKEN & CO0 citations51
PROCTER & GAMBLE
13 patentsUS10385294B2Aug 20, 2019
Leuco polymers as bluing agents in laundry care compositions
PROCTER & GAMBLE23 citations94
US10377976B2Aug 13, 2019
Leuco polymers as bluing agents in laundry care compositions
PROCTER & GAMBLE13 citations84
US11634663B2Apr 25, 2023
Laundry care compositions, methods, and test kits for determining authenticity
PROCTER & GAMBLE2 citations73
US10731112B2Aug 4, 2020
Leuco colorants in combination with a second whitening agent as bluing agents in laundry care compositions
PROCTER & GAMBLE3 citations73
US10717950B2Jul 21, 2020
Leuco colorants as bluing agents in laundry care composition
PROCTER & GAMBLE4 citations73
US10876080B2Dec 29, 2020
Leuco colorants as bluing agents in laundry care compositions
PROCTER & GAMBLE2 citations72
US10717951B2Jul 21, 2020
Leuco compounds and compositions comprising the same
PROCTER & GAMBLE3 citations72
US11136535B2Oct 5, 2021
Leuco colorants as bluing agents in laundry care compositions
PROCTER & GAMBLE4 citations71
US10870819B2Dec 22, 2020
Leuco colorants as bluing agents in laundry care compositions
PROCTER & GAMBLE2 citations71
US11230686B2Jan 25, 2022
Laundry care compositions and methods for determining their age
PROCTER & GAMBLE1 citations62
US11142727B2Oct 12, 2021
Methods of using leuco colorants as bluing agents in laundry care compositions
PROCTER & GAMBLE1 citations62
US11046920B2Jun 29, 2021
Methods of using leuco colorants as bluing agents in laundry care compositions
PROCTER & GAMBLE1 citations62
US12049608B2Jul 30, 2024
Leuco colorants as bluing agents in laundry care compositions
PROCTER & GAMBLE0 citations50
UNIV CONNECTICUT
3 patentsUS7799243B2Sep 21, 2010
Shape memory main-chain smectic-C elastomers
UNIV CONNECTICUT69 citations98
US7601274B2Oct 13, 2009
Shape memory main-chain smectic-C elastomers
UNIV CONNECTICUT11 citations84
US7563388B2Jul 21, 2009
Crosslinked liquid crystalline polymer, method for the preparation thereof, and articles derived therefrom
UNIV CONNECTICUT4 citations63