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Explore patent oppositions filed by Dinghan Smart Railway Technology against competitors, revealing strategic technology disputes and market positioning. Monitor opposition details, timelines, and disputed innovations to understand competitive dynamics and IP enforcement strategy.

Patent NumberTitleApplicantOpposition Date
EP3478527Bidirectional Vehicle Electrical System Converter And Method For Operation ThereofSIEMENS MOBILITYMar 26, 2021