Hyogo, Japan

Masayoshi Okubo

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignees: Dai Nippon Toryo Co., Ltd., Toagosei Chemical Industry, Co., Ltd.. Active years: 1993-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayoshi Okubo. Retrieved from https://idiyas.com/inventor/masayoshi-okubo-ubl2sqdz

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

Calculating rank

% Patents Active = 100.0


Average Co-Inventor Count = 3.7

ph-index = 2

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 1993-2002

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2 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Masayoshi Okubo

Introduction

Masayoshi Okubo is a notable inventor based in Hyogo, Japan. He has made significant contributions to the field of resin compositions, particularly in the development of aqueous paints. With a total of two patents to his name, Okubo's work reflects a commitment to innovation and quality in chemical engineering.

Latest Patents

Okubo's latest patents include a resin composition for aqueous paint and a process for producing aqueous resin dispersion. The latter patent discloses a method that involves dissolving a macromonomer with a radical polymerizable group and an oil-soluble radical polymerization initiator in a hydrophobic vinyl monomer. This solution is then emulsified in an aqueous medium with specific emulsifying agents, followed by copolymerization at elevated temperatures. The resulting aqueous resin dispersion boasts a high content of graft polymer while minimizing unreacted macromonomer.

Career Highlights

Throughout his career, Masayoshi Okubo has worked with prominent companies such as Dai Nippon Toryo Co., Ltd. and Toagosei Chemical Industry Co., Ltd. His experience in these organizations has allowed him to refine his expertise in resin technology and contribute to advancements in the industry.

Collaborations

Okubo has collaborated with notable colleagues, including Shinya Sakaguchi and Atsushi Takamatsu. These partnerships have likely fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Masayoshi Okubo's contributions to the field of resin compositions and aqueous paints highlight his role as a significant inventor. His patents and collaborations reflect a dedication to advancing technology in chemical engineering.

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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