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Explore Nabtesco'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
EP3369639Jan 31, 2024Railcar Door Apparatus And The Railcar Equipped Therewith1
EP4053424Nov 8, 2023Gear Device And Method Of Manufacturing The Same1
EP3904169Sep 20, 2023Air Supply System1
EP3656642Aug 16, 2023Notification Device And Door Opening-Closing Device1
EP2532561Jan 11, 2023Vehicle Compressed Air Supply Device1
EP2674338Oct 27, 2021Protection Valve1
EP2662586Jun 23, 2021Disc Brake Pad And Brake Caliper Device1
EP3421312Nov 25, 2020Air Supply System1
EP3031657Dec 4, 2019Brake System For Rail Cars, Brake Control Device For Rail Car, And Brake Control Method For Rail Cars1
EP2641648Aug 21, 2019Silencer, Exhaust Valve, Valve Device, Air Dryer, Compressed Air Supply Device For Vehicle, And Compressed Air Supply System1