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China Railway Construction Heavy Industry competitive analysis

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Explore China Railway Construction Heavy Industry'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: Nov 13, 2025
Patent NumberPublication DateTitleTotal Oppositions
Sep 27, 2023Main Drive High-Pressure Sealing System For Shield Machine And Slurry Balance Shield Machine1

Latest PTAB cases involving China Railway Construction Heavy Industry

Discover the latest PTAB cases involving China Railway Construction Heavy Industry, highlighting their recent legal challenges and patent disputes.

Peer Comparison New

IP litigation analysis comparing China Railway Construction Heavy Industry with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Nov 13, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
CHINA RAILWAY CONSTRUCTION HEAVY INDUSTRY - 1 - -
HERRENKNECHT5 - - -