Nippon Steel Chemical & Material Co., Ltd. competitive analysis

Explore patent oppositions filed by Nippon Steel Chemical & Material Co., Ltd. against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Aug 27, 2026
Patent NumberTitleApplicantOpposition Date
Organic Electroluminescent DeviceMERCK PATENTJan 25, 2019
Organic Electroluminescent DeviceMERCK PATENTOct 29, 2018
Organic Electroluminescent Device With Thermally Activated Delayed Fluorescence MaterialMERCK PATENTOct 24, 2018

Explore Nippon Steel Chemical & Material Co., Ltd.'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 27, 2026
Patent NumberPublication DateTitleTotal Oppositions
Oct 19, 2022Compound For Organic Electroluminescent Device And Organic Electroluminescent Device2

Latest PTAB cases involving Nippon Steel Chemical & Material Co., Ltd.

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

Peer Comparison New

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

Last updated on: Aug 27, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.32 - -
MERCK & CO., INC.36 - 12
MERCK PATENT3526 - -