Zama, Japan

Katsuo Iizuka

This inventor holds 2 USPTO granted patents. Top assignee: Nissan Motor Company Limited. Active years: 1992-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuo Iizuka. Retrieved from https://idiyas.com/inventor/katsuo-iizuka

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 = 6.0

ph-index = 2

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 1992-1993

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2 patents (USPTO):Explore Patents

Title: Katsuo Iizuka: Innovator in Automotive Coatings

Introduction

Katsuo Iizuka is a notable inventor based in Zama, Japan. He has made significant contributions to the field of automotive coatings, particularly in the development of cationic electrodeposition paint compositions. With a total of 2 patents, his work focuses on enhancing the performance and durability of automotive paint.

Latest Patents

Iizuka's latest patents include innovative formulations for cationic electrodeposition paint compositions. One of his patents describes a paint composition suitable for automotive vehicle wheels, which contains an amine-modified epoxy resin and a blocked isocyanate as main components. This formulation also incorporates a nonionic emulsified acrylic resin, colloidal silica-containing gelled particulate, and an alkyltin ester compound, all aimed at improving corrosion resistance and weatherability of the paint film. Another patent outlines a similar paint composition that includes an acrylic cationic resin, a urethanated epoxy cationic resin, and a cationic cross-linked resin particulate, which collectively enhance the corrosion resistance of the paint on road wheels.

Career Highlights

Katsuo Iizuka is currently employed at Nissan Motor Company Limited, where he applies his expertise in automotive coatings. His work has been instrumental in advancing the quality and longevity of paint used on vehicles, contributing to the overall performance of Nissan's automotive products.

Collaborations

Iizuka has collaborated with notable colleagues such as Tsutomu Hattori and Hirofumi Masui. Their combined efforts have led to significant advancements in the field of automotive coatings, showcasing the importance of teamwork in innovation.

Conclusion

Katsuo Iizuka's contributions to automotive coatings through his innovative patents reflect his dedication to improving vehicle performance. His work continues to influence the industry, ensuring that automotive paint compositions meet the highest standards of quality and durability.

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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