East Japan Railway competitive analysis

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Explore East Japan Railway'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: Oct 23, 2025
Patent NumberGrant DateTitleTotal Oppositions
Sep 27, 2023Railroad Vehicle Brake Disc1

Latest publications and patents of East Japan Railway New

Explore the latest publications and patents granted to East Japan Railway, showcasing their recent innovations and technological advancements.

Last updated on: Oct 17, 2025
Publication NumberPublication DateTitleLegal Status

Get instant update for new patents of East Japan Railway

Sep 27, 2023Railroad Vehicle Brake DiscPatent Maintained As Amended

Latest PTAB cases involving East Japan Railway

Discover the latest PTAB cases involving East Japan Railway, highlighting their recent legal challenges and patent disputes.

Peer Comparison New

IP litigation analysis comparing East Japan Railway with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Oct 23, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
EAST JAPAN RAILWAY - 1 - -
SIEMENS MOBILITY AUSTRIA64 - -