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Explore Tateho Chemical Industries'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: Jun 12, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3438295Dec 16, 2020Magnesium Oxide For Annealing Separators, And Grain-Oriented Magnetic Steel Sheet1
EP3438291Jun 24, 2020Magnesium Oxide For Annealing Separator, And Grain-Oriented Electromagnetic Steel Sheet1
EP3438292Jun 24, 2020Magnesium Oxide For Annealing Separators, And Grain-Oriented Magnetic Steel Sheet1
EP3438324Jun 24, 2020Magnesium Oxide For Annealing Separators, And Grain-Oriented Magnetic Steel Sheet1