CompanyCompetitive AnalysisCompany Patent Opposition Analysis

Explore Hoyu'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: Jul 31, 2025
Patent NumberGrant DateTitleTotal Oppositions
Aug 28, 2019Agent For Oxidative Hair Dye And Method For Stabilizing Color Tone Of Oxidative Hair Dye Composition2
Mar 13, 2019First Agent For Oxidation Hair Dye And Method For Stabilizing Color Tone Of Oxidation Hair Dyeing Agent Composition1

Top competitors of Hoyu

List of top competitors of Hoyu based on patent oppositions.