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Explore Crrc Changchun Railway Vehicles'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.

Patent NumberGrant DateTitleTotal Oppositions
EP3744605Jan 4, 2023Railway Train Operation Control Method And System8
EP3636502Jun 22, 2022Train Brake Cylinder Pressure Control System And Rail Train1