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For the Inventor, By the Inventor

Yokohama, Japan

Naoto Hanyu

This inventor holds 7 USPTO granted patents and 2 published patent applications and 6 EPO patents. Top assignees: Shiseido Company, Limited, The Ritsumelkan Trust. Active years: 2012-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoto Hanyu. Retrieved from https://idiyas.com/inventor/naoto-hanyu

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

USPTO Granted Patents = 7 

% Patents Active = 85.7

 

Average Co-Inventor Count = 4.7

ph-index = 2

Forward Citations = 15(Granted Patents)


Location History:

  • Yokohama, JP (2012 - 2013)
  • Kanagawa, JP (2014 - 2016)

Company Filing History:

goldMedal7 out of 1,040 
 
Shiseido Company, Limited
 patents
silverMedal1 out of 1 
 
The Ritsumelkan Trust
 patent
where one patent can have more than one assignee

Years Active: 2012-2025

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7 patents (USPTO):Explore Patents
1. 12243652 - Counseling method and counseling device (2025-03-04),
2. 9310293 - Method and apparatus for evaluating ultraviolet radiation protection effect, and recording medium (2016-04-12),
3. 8891815 - Invisible information embedding apparatus, invisible information detecting apparatus, invisible information embedding method, invisible information detecting method, and storage medium (2014-11-18),
4. 8592582 - Method for producing pyrimidinylpyrazole compounds (2013-11-26),
5. 8563552 - Whitening agent and skin external preparation (2013-10-22),
6. 8426435 - Method for inhibiting melanin production and whitening skin with pyrimidlypyrazole compounds or pharmaceutically acceptable salts thereof (2013-04-23),
7. 8324234 - Method for inhibiting melanin production and whitening skin with pyrimidylpyrazole compounds or pharmaceutically acceptable salts thereof (2012-12-04),

Title: Naoto Hanyu: Innovator in Skincare Technology

Introduction

Naoto Hanyu is a prominent inventor based in Yokohama, Japan, known for his significant contributions to skincare technology. With a total of seven patents to his name, Hanyu has developed innovative methods and devices that enhance skincare practices and evaluate ultraviolet radiation protection.

Latest Patents

Hanyu's latest patents include a counseling method and counseling device designed to provide personalized skincare advice. This device utilizes genetic information and stratum corneum data to determine a user's skin constitution and capability. It then identifies appropriate skincare recommendations tailored to the individual's needs. Another notable patent involves a method and apparatus for evaluating the ultraviolet radiation protection effect of skincare products. This evaluation method assesses the spectral transmittance of a measurement sample before and after photodeterioration, allowing for a comprehensive understanding of the product's effectiveness.

Career Highlights

Throughout his career, Naoto Hanyu has worked with esteemed companies such as Shiseido Company, Limited and The Ritsumelkan Trust. His experience in these organizations has allowed him to refine his expertise in skincare technology and contribute to advancements in the field.

Collaborations

Hanyu has collaborated with notable colleagues, including Tomoko Saito and Takako Shibata, to further enhance his research and development efforts in skincare innovations.

Conclusion

Naoto Hanyu's work in skincare technology exemplifies the intersection of science and innovation. His patents reflect a commitment to improving skincare practices through personalized solutions and effective product evaluations.

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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