CompanyCompetitive AnalysisCompany Patent Opposition Analysis

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.

Last updated on: Aug 7, 2025
Patent NumberGrant DateTitleTotal Oppositions
May 30, 2018Polyolefin Microporous Membrane1
Feb 21, 2018Laminated Separator, Polyolefin Microporous Membrane, And Separator For Electricity Storage Device1