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IP Verse

Nippon Steel competitive analysis

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Latest oppositions filed by Nippon Steel

Explore patent oppositions filed by Nippon Steel against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Nov 13, 2025
Patent NumberTitleApplicantOpposition Date

Get instant updates on new opposition filings by the company

EP2984152
Organic Electroluminescent DeviceMERCK PATENTJan 25, 2019
EP3044286
Organic Electroluminescent DeviceMERCK PATENTOct 29, 2018
EP2984692
Organic Electroluminescent Device With Thermally Activated Delayed Fluorescence MaterialMERCK PATENTOct 24, 2018

Latest patents of Nippon Steel opposed by its competitors

Explore Nippon Steel'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
EP3514431
Sep 3, 2025Threaded Joint1
EP3473798
Jun 18, 2025Threaded Connection Partially In A Self-Locking Engagement1
EP4174203
Oct 2, 2024Hot-Dip Galvanized Steel Material1
EP4163413
Sep 4, 2024Plated Steel Material1
EP3425080
Jul 24, 2024H-Shaped Steel For Low Temperatures And Method For Manufacturing Same1
EP2964801
Dec 6, 2023Metal-Coated Steel Strip1
EP3388706
Sep 27, 2023Railroad Vehicle Brake Disc1
EP3439430
Aug 23, 2023Induction Heating Device And Induction Heating Method1
EP3854987
Aug 2, 2023Self-Locking Threaded Connection Partially In Non-Locking Engagement1
EP3992418
Aug 2, 2023Self-Locking Threaded Connection Partially In Non-Locking Engagement1

Latest PTAB cases involving Nippon Steel

Discover the latest PTAB cases involving Nippon Steel, highlighting their recent legal challenges and patent disputes.

Peer Comparison New

IP litigation analysis comparing Nippon Steel 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
NIPPON STEEL - 32 - -
ARCELORMITTAL1205815
HYDRIL72 - -
STRAWMAN339 - - -