Chiba, Japan

Keiji Sugiura

This inventor holds 4 USPTO granted patents. Top assignee: Kawasaki Steel Corporation. Active years: 1992-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiji Sugiura. Retrieved from https://idiyas.com/inventor/keiji-sugiura

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


% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 3

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 1992-1993

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4 patents (USPTO):Explore Patents

Title: Keiji Sugiura: Innovator in Polymer Chemistry

Introduction

Keiji Sugiura is a prominent inventor based in Chiba, Japan. He has made significant contributions to the field of polymer chemistry, holding a total of 4 patents. His work focuses on the development of copolymers and their applications in various industrial processes.

Latest Patents

Sugiura's latest patents include innovative formulations such as a copolymer of polymerizable components in naphtha oil and maleic anhydride. This copolymer is chiefly composed of indene and aromatic hydrocarbons that possess a reactive double bond. Additionally, he has developed a resin modifier containing this copolymer as an effective ingredient, along with a dispersant that includes a salt of the sulfonation product of the copolymer. His work also encompasses an esterified product of the copolymer and preferred processes for producing these products.

Career Highlights

Keiji Sugiura is currently employed at Kawasaki Steel Corporation, where he continues to advance his research in polymer chemistry. His expertise has led to numerous innovations that enhance the performance and application of polymers in various industries.

Collaborations

Throughout his career, Sugiura has collaborated with notable colleagues, including Norihide Enomoto and Yoshihiro Naruse. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Keiji Sugiura's contributions to polymer chemistry and his innovative patents reflect his dedication to advancing the field. His work continues to influence the development of new materials and processes in the industry.

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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