Hiratsuka, Japan

Yasushi Ohnuma

This inventor holds 1 USPTO granted patent. Top assignee: Mitsubishi Gas Chemical Company, Inc.. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasushi Ohnuma. Retrieved from https://idiyas.com/inventor/yasushi-ohnuma

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1994

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1 patent (USPTO):Explore Patents

Title: Yasushi Ohnuma: Innovator in Aqueous Epoxy Resin Composition

Introduction

Yasushi Ohnuma is a notable inventor based in Hiratsuka, Japan. He has made significant contributions to the field of epoxy resin compositions, particularly with his innovative aqueous epoxy resin formulation. His work has implications for various industrial applications, showcasing the importance of his inventions in modern technology.

Latest Patents

Yasushi Ohnuma holds a patent for an aqueous epoxy resin composition. This composition includes an epoxy resin and an amidoamine derived from the reaction of a carboxylic acid with a polyamine compound. The formulation is particularly noteworthy for its versatility, as it can be utilized in a wide range of industrial applications, including coatings for anticorrosion and decorative purposes, as well as adhesives for civil and building work.

Career Highlights

Ohnuma is associated with Mitsubishi Gas Chemical Company, Inc., where he has been able to apply his expertise in developing innovative chemical solutions. His work has contributed to advancements in the field of epoxy resins, enhancing their functionality and application in various industries.

Collaborations

Throughout his career, Yasushi Ohnuma has collaborated with esteemed colleagues such as Toshiaki Nishimura and Kiichiro Seki. These collaborations have fostered a productive environment for innovation and have led to the development of impactful technologies.

Conclusion

Yasushi Ohnuma's contributions to the field of aqueous epoxy resin compositions highlight his role as a significant inventor. His work not only advances industrial applications but also exemplifies the importance of innovation in chemical engineering.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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