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Explore patent oppositions filed by Longi Solar Technologie 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
EP2220689Method For Manufacturing A Solar Cell With A Surface-Passivating Dielectric Double Layer, And Corresponding Solar CellHANWHA Q CELLSJul 2, 2019