Ichihara, Japan

Koozi Mizunuma

This inventor holds 3 USPTO granted patents, plus 1 CIPO patent. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1991-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koozi Mizunuma. Retrieved from https://idiyas.com/inventor/koozi-mizunuma

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 = 4.6

ph-index = 2

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 1991-1995

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3 patents (USPTO):Explore Patents

Title: Koozi Mizunuma: Innovator in Polybutadiene Production

Introduction

Koozi Mizunuma is a notable inventor based in Ichihara, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the production of polybutadiene. With a total of 3 patents to his name, Mizunuma's work has had a considerable impact on the industry.

Latest Patents

Mizunuma's latest patents include innovative processes for the selective production of both cis-1,4-polybutadiene and trans-1,4-polybutadiene. The first patent describes a catalyst for the production of cis-1,4-polybutadiene, which includes a transition metal compound, an organoaluminum compound, and an organic compound with at least two hydroxyl groups. The second patent outlines a similar catalyst system for the production of trans-1,4-polybutadiene, utilizing the same components with specific chemical formulas.

Career Highlights

Throughout his career, Koozi Mizunuma has worked with prominent companies such as Sumitomo Chemical Company, Limited. His expertise in polymer chemistry has allowed him to develop processes that enhance the efficiency and selectivity of polybutadiene production.

Collaborations

Mizunuma has collaborated with notable colleagues in the field, including Yoshio Yagi and Masahiro Kakugo. These partnerships have contributed to the advancement of his research and the successful implementation of his patented technologies.

Conclusion

Koozi Mizunuma's innovative work in the production of polybutadiene showcases his expertise and dedication to advancing polymer chemistry. His patents reflect a commitment to improving industrial processes and contribute to the ongoing development of this important material.

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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