Nippon Steel & Sumikin Chemical competitive analysis

Explore Nippon Steel & Sumikin Chemical'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: Jul 9, 2026
Patent NumberPublication DateTitleTotal Oppositions
Oct 19, 2022Compound For Organic Electroluminescent Device And Organic Electroluminescent Device2

Latest PTAB cases involving Nippon Steel & Sumikin Chemical

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

Peer Comparison New

IP litigation analysis comparing Nippon Steel & Sumikin Chemical with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Jul 9, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
NIPPON STEEL & SUMIKIN CHEMICAL - 2 - -
MERCK36 - 12
MERCK PATENT3426 - -