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Explore Asahi Kasei E Materials'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
EP2672546May 30, 2018Polyolefin Microporous Membrane1
EP2708359Feb 21, 2018Laminated Separator, Polyolefin Microporous Membrane, And Separator For Electricity Storage Device1