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Explore patent oppositions filed by Oji 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

Get instant updates on new opposition filings by the company

EP3351212Intraocular Lens Insertion ToolHOYAMay 3, 2021
EP3120665Solid-State Microwave DeviceWHIRLPOOLOct 30, 2018
EP2564467Rfid Tag Interrogation SystemsCAMBRIDGE ENTERPRISEJul 23, 2018

Explore Oji'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
EP3564009Feb 22, 2023Biaxially Oriented Polypropylene Film, Metallized Film, And Capacitor1
EP3838588Nov 30, 2022Gas Barrier Laminate And Method For Producing Same1