Kawasaki, Japan

Naozumi Matsumoto

This inventor holds 5 USPTO granted patents and 3 published patent applications. Top assignee: Tokyo Ohka Kogyo Co., Ltd.. Active years: 2019-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naozumi Matsumoto. Retrieved from https://idiyas.com/inventor/naozumi-matsumoto

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

Calculating rank
USPTO Granted Patents = 5 

% Patents Active = 100.0

Average Co-Inventor Count = 4.2

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2019-2022

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5 patents (USPTO):Explore Patents

Title: Naozumi Matsumoto: Innovator in Metal Oxide Fine Particles

Introduction

Naozumi Matsumoto is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of material science, particularly in the development of metal oxide fine particles. With a total of five patents to his name, Matsumoto's work has advanced the understanding and application of these materials in various industries.

Latest Patents

Matsumoto's latest patents include innovative methods and products related to surface-modified metal oxide fine particles. His patents encompass a method for producing surface-modified metal oxide fine particles that exhibit excellent dispersion stability in various dispersion liquids. Additionally, he has developed a method for producing improved metal oxide fine particles, which are essential for the surface modification process. His work also includes the creation of a metal oxide fine particle dispersion liquid that incorporates these surface-modified particles. Furthermore, he has patented a curable composition capable of forming a cured product with a high refractive index and excellent bending resistance, which is crucial for applications in display panels.

Career Highlights

Matsumoto is associated with Tokyo Ohka Kogyo Co., Ltd., a company known for its innovative solutions in the field of chemical manufacturing. His career is marked by a commitment to research and development, leading to advancements in the production and application of metal oxide fine particles.

Collaborations

Matsumoto has collaborated with notable colleagues such as Dai Shiota and Kazuya Someya. Their combined expertise has contributed to the successful development of new materials and technologies in their field.

Conclusion

Naozumi Matsumoto's contributions to the field of metal oxide fine particles have established him as a key figure in material science. His innovative patents and collaborations continue to influence advancements in various applications, showcasing the importance of his work 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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