Inventor · disambiguated record
Keiko Izumi
Also filed as: IZUMI KEIKO
6 granted patents·2 pending applications·17 citations·filing 2005–2017
74Inventor score
Files withNIPPON CATALYTIC CHEM IND4KAO CORP1MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1PANASONIC CORP1PANASONIC IP MAN CO LTD1
Top patents by PatentIndex Score
8 records- 0192US9858473B2Makeup supporting device, makeup supporting method, and non-transitory computer-readable recording mediumPANASONIC IP MAN CO LTD·Filed 2015·Granted Jan 2, 2018·11 cites·14 claims
- 0275US7851568B2Vinylpyrrolidone-based copolymer and a method for production thereofNIPPON CATALYTIC CHEM IND·Filed 2007·Granted Dec 14, 2010·4 cites·12 claims
- 0357US8000673B2Diversity receiving device and receiving scheme switching methodPANASONIC CORP·Filed 2006·Granted Aug 16, 2011·2 cites·7 claims
- 0448US9987206B2Cosmetic product for hair decoloring or hair coloringKAO CORP·Filed 2014·Granted Jun 5, 2018·0 cites·17 claims
- 0544US10982167B2Viscosity index improver and lubricating oil compositionNIPPON CATALYTIC CHEM IND·Filed 2017·Granted Apr 20, 2021·0 cites·11 claims
- 0640US2008247981A1Vinylpyrrolidone/Vinyl Acetate Copolymer, Process for Producing the Same, and Use of the SameNIPPON CATALYTIC CHEM IND·Filed 2005·Application pending·0 cites
- 0738US2010173600A1Diversity receiver and reception system switching methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Application pending·0 cites
- 0831US10443013B2Viscosity index improver, method for producing the same and lubricating oil compositionNIPPON CATALYTIC CHEM IND·Filed 2015·Granted Oct 15, 2019·0 cites·7 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →