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Explore Tanaka Kikinzoku Kogyo Kk'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
EP3467141Oct 11, 2023Gold Sputtering Target1
EP3614472Jul 28, 2021Catalyst For Solid Polymer Electrolyte Fuel Cells And Method For Producing Same1