Kao Corporation competitive analysis

Explore patent oppositions filed by Kao Corporation against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Sep 3, 2026
Patent NumberTitleApplicantOpposition Date
Fabric Softener Active Composition And Method For Making ItEVONIK DEGUSSAJan 5, 2017

Explore Kao Corporation's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Sep 3, 2026
Patent NumberPublication DateTitleTotal Oppositions
Jun 24, 2026Powder Composition Comprising Hair Direct Dyes2
Dec 3, 2025Non-Oxidative Hair Dye Composition And Method1
Oct 15, 2025Hair Cosmetic Composition1
Sep 3, 2025Hair Cosmetic1
Jun 11, 2025Hair Dyeing Method2
Feb 26, 2025Production Method For Pigment Aqueous Dispersion1
Feb 12, 2025Agent For Increasing Amount Of Muscles1
Dec 11, 2024Separated Two-Layer Hair Cosmetic2
Sep 11, 2024Composition And Process For Reducing The Drying Time Of Solid Substrates1
Jul 31, 2024Hair Cosmetic1

Latest PTAB cases involving Kao Corporation

Discover the latest PTAB cases involving Kao Corporation, highlighting their recent legal challenges and patent disputes.

Last updated on: Sep 8, 2026
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Kao Corporation

IPR2017-00330Nov 24, 2016WILLIS ELECTRICKAOInstitution Denied

Peer Comparison New

IP litigation analysis comparing Kao Corporation with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Sep 3, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
KAO152 - 1
HENKEL8742631 -
L'OREAL113211 - -
THE PROCTER & GAMBLE295581 - 21