IP Verse

Tokyo Ohka Kogyo competitive analysis

Explore the latest publications and patents granted to Tokyo Ohka Kogyo, showcasing their recent innovations and technological advancements.

Last updated on: Sep 20, 2025

Publication Number	Publication Date	Title	Legal Status
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EP2942818	Jan 31, 2018	Deep Ultraviolet Led And Method For Manufacturing Same	No Opposition Filed Within Time Limit
EP2472569	Jan 3, 2018	Diffusion Agent Composition, Method Of Forming Impurity Diffusion Layer, And Solar Cell	No Opposition Filed Within Time Limit

Discover the latest PTAB cases involving Tokyo Ohka Kogyo, highlighting their recent legal challenges and patent disputes.

Last updated on: Sep 26, 2025

Proceeding Number	Filing Date	Petitioner	Respondent	Status
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PGR2022-00010	Nov 22, 2021	TOKYO OHKA KOGYO	FUJIFILM ELECTRONIC MATERIALS USA	Final Written Decision

IP litigation analysis comparing Tokyo Ohka Kogyo with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Sep 25, 2025

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced	Strategy Type
TOKYO OHKA KOGYO	-	-	1	-	Highly Aggressive
FUJIFILM ELECTRONIC MATERIALS USA	-	-	-	1	Non-Active