Tokyo, Japan

Yumi Tokunaga

This inventor holds 1 USPTO granted patent. Top assignee: Shiseido Company, Limited. Active years: 2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yumi Tokunaga. Retrieved from https://idiyas.com/inventor/yumi-tokunaga

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 = 4.0

ph-index = 1

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 2010

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1 patent (USPTO):Explore Patents

Title: Yumi Tokunaga: Innovator in Personal Color Ordering Systems

Introduction

Yumi Tokunaga is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of cosmetic manufacturing through her innovative ideas and inventions. Her work focuses on creating systems that enhance customer experience in the beauty industry.

Latest Patents

Yumi Tokunaga holds a patent for a "Personal Color Ordering System and Personal Color Ordering Method." This invention relates to a system that allows customers to custom-make cosmetics in their desired colors via a communication network. The system utilizes a color database to retrieve and manufacture cosmetics based on the color specifications provided by the customer. This innovative approach enables quick and easy customization of cosmetic products.

Career Highlights

Yumi Tokunaga is associated with Shiseido Company, Limited, a leading cosmetics manufacturer. Her role in the company has allowed her to develop and implement her innovative ideas in the cosmetic industry. With her expertise, she has contributed to enhancing the personalization of beauty products.

Collaborations

Yumi has collaborated with notable colleagues, including Michio Iwaki and Yasuo Goto. These collaborations have further enriched her work and contributed to the development of innovative solutions in the cosmetic field.

Conclusion

Yumi Tokunaga's contributions to the cosmetic industry through her personal color ordering system exemplify her innovative spirit. Her work not only enhances customer satisfaction but also sets a new standard for customization in cosmetics.

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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