IP Verse

Tosoh patent opposition analysis

CompanyCompetitive AnalysisCompany Patent Opposition Analysis

Latest patents of Tosoh opposed by its competitors

Explore Tosoh'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: Aug 21, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP2738147
Dec 29, 2021Colored And Light-Transmitting Sintered Zirconia Compact And Use Of Same2
EP2360191
Jan 22, 2020Solid Polymethylaluminoxane Composition And Process For Producing Same1
EP3088373
Nov 27, 2019Translucent Zirconia Sintered Body And Zirconia Powder, And Use Therefor1
EP2610232
Jun 26, 2019Zirconia Sintered Bodies With High Total Light Transmission And High Strength, Uses Of The Same, And Process For Production Thereof1
EP3159323
Jun 19, 2019Colored Translucent Zirconia Sintered Body And Powder, And Use Thereof2
EP2368849
Oct 18, 2017Chabazite-Type Zeolite And Process For Production Of Same2
EP2674408
Jun 7, 2017Translucent Zirconia Sintered Body, Process For Producing The Same, And Use Of The Same3

Top competitors of Tosoh

Top competitors of Tosoh based on patent oppositions.