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Nippon Steel & Sumitomo Metal patent opposition analysis

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Latest patents of Nippon Steel & Sumitomo Metal opposed by its competitors

Explore Nippon Steel & Sumitomo Metal'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: Aug 28, 2025
Patent NumberGrant DateTitleTotal Oppositions
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
EP3093543
Mar 15, 2023Threaded Joint For Steel Pipe1
EP2361995
Dec 14, 2022Pearlite Rail1
EP3572536
Nov 30, 2022Hot Stamp Molded Body And Method For Producing Same1
EP2692876
Jan 5, 2022Sintered Friction Material For High-Speed Rail1
EP2695963
Nov 3, 2021Hot Stamp-Molded High-Strength Component Having Excellent Corrosion Resistance After Coating, And Method For Manufacturing Same1
EP2952371
Aug 25, 2021Torsion Beam, Torsion Beam Assembly, Torsion Beam-Type Suspension Device1

Top competitors of Nippon Steel & Sumitomo Metal

Top competitors of Nippon Steel & Sumitomo Metal based on patent oppositions.