Tokyo, Japan

Yuji Masubuchi

This inventor holds 4 USPTO granted patents and 2 EPO patents. Top assignees: Kose Corporation, Shin-Etsu Chemical Co., Ltd.. Active years: 2014-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Masubuchi. Retrieved from https://idiyas.com/inventor/yuji-masubuchi

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 = 2.7

ph-index = 1

Forward Citations = 2(Granted Patents)


Location History:

  • Saitama, JP (2019)
  • Tokyo, JP (2014 - 2023)

Company Filing History:


Years Active: 2014-2023

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4 patents (USPTO):Explore Patents

Title: Yuji Masubuchi: Innovator in Polyurethane Gel Composition

Introduction

Yuji Masubuchi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of cosmetic materials, particularly through his innovative polyurethane gel compositions. With a total of four patents to his name, Masubuchi's work has garnered attention for its practical applications in the cosmetics industry.

Latest Patents

Masubuchi's latest patents include a polyurethane gel composition that is particularly useful as a raw material for cosmetics. This composition is notable for its exceptional transparency, high gloss, elasticity, and resilience. The gel is created by reacting specific components, including hydrogenated polybutadiene and glycols, to achieve a desirable texture and performance in cosmetic applications. Another significant patent involves a surface-treated powder that enhances the smooth touch during application and improves compatibility with the skin. This powder, treated with theanine, contributes to cosmetic-film uniformity and retentivity, making it a valuable addition to cosmetic preparations.

Career Highlights

Throughout his career, Yuji Masubuchi has worked with notable companies such as Kose Corporation and Shin-Etsu Chemical Co., Ltd. His experience in these organizations has allowed him to refine his expertise in developing innovative cosmetic materials. His contributions have not only advanced product formulations but have also set new standards in the industry.

Collaborations

Masubuchi has collaborated with talented individuals in his field, including Hiromi Nakabayashi and Kaori Matsumoto. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking products.

Conclusion

Yuji Masubuchi's work in polyurethane gel compositions and cosmetic materials exemplifies innovation in the cosmetics industry. His patents reflect a commitment to enhancing product performance and user experience. Through his career and collaborations, Masubuchi continues to influence the field of cosmetic science.

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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