Tokyo, Japan

Jun Kokumai

This inventor holds 1 USPTO granted patent. Top assignee: Toyo Ink Manufacturing Company. Active years: 1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jun Kokumai. Retrieved from https://idiyas.com/inventor/jun-kokumai

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 = 3.0

ph-index = 1

Forward Citations = 26(Granted Patents)


Company Filing History:


Years Active: 1980

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1 patent (USPTO):Explore Patents

Title: Jun Kokumai: Innovator in Coating Compositions

Introduction

Jun Kokumai is a notable inventor based in Tokyo, Japan. She has made significant contributions to the field of coating compositions, particularly in the application of polyolefins. Her innovative work has led to the development of a unique patent that enhances the functionality of can insides.

Latest Patents

Jun Kokumai holds a patent for "Coating compositions for use in coating can insides." This invention consists essentially of a polar group-containing polyolefin and at least one solvent for the polyolefin. The polyolefin is dispersed in solid particulate form in the solvent, providing a method for applying the coating effectively.

Career Highlights

Kokumai is currently employed at Toyo Ink Manufacturing Company, where she continues to advance her research and development efforts. Her work focuses on creating innovative solutions that improve the quality and performance of coating materials.

Collaborations

Throughout her career, Jun Kokumai has collaborated with esteemed colleagues, including Akira Otsuki and Tadashi Ishibashi. These partnerships have fostered a creative environment that encourages the exchange of ideas and expertise.

Conclusion

Jun Kokumai's contributions to the field of coating compositions exemplify her dedication to innovation and excellence. Her patent and ongoing work at Toyo Ink Manufacturing Company highlight her role as a leading inventor in this specialized area.

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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