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For the Inventor, By the Inventor

Tokyo, Japan

Shinichi Tokunaga

This inventor holds 10 USPTO granted patents and 2 published patent applications and 6 EPO patents. Top assignees: Kao Corporation, Hitachi, Ltd.. Active years: 2004-2021.

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

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

USPTO Granted Patents = 10 

% Patents Active = 50.0

 

Average Co-Inventor Count = 2.3

ph-index = 3

Forward Citations = 58(Granted Patents)


Location History:

  • Wakayama, JP (2004)
  • Yokohama, JP (2015)
  • Sumida-ku, JP (2010 - 2017)
  • Tokyo, JP (2016 - 2021)

Company Filing History:

goldMedal8 out of 3,675 
 
Kao Corporation
 patents
silverMedal2 out of 42,731 
 
Hitachi, Ltd.
 patents

Years Active: 2004-2021

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10 patents (USPTO):Explore Patents
1. 11129781 - Agent for hair deforming treatment (2021-09-28),
2. 11045402 - Hair cosmetic composition (2021-06-29),
3. 10959925 - Hair cosmetic composition (2021-03-30),
4. 9849075 - Gel hair cosmetic (2017-12-26),
5. 9566217 - Hair cleansing composition (2017-02-14),
6. 9379944 - Computer system, computer system information processing method, and information processing program (2016-06-28),
7. 9087181 - Method of managing virtual computer, computer system and computer (2015-07-21),
8. 8025871 - Hair cosmetic composition (2011-09-27),
9. 7776806 - Hair cleansing composition (2010-08-17),
10. 6750271 - Polymer particles (2004-06-15),

Title: Innovations of Shinichi Tokunaga

Introduction

Shinichi Tokunaga is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of hair treatment technologies. With a total of 10 patents to his name, Tokunaga has established himself as a key figure in the cosmetic industry.

Latest Patents

Among his latest innovations are two notable patents. The first is an agent for hair deforming treatment, which comprises specific components (A), (B), and (C). The second is a hair cosmetic composition that can be either a one-agent type or a multi-agent type, containing components (A) to (D). These inventions reflect his commitment to advancing hair care solutions.

Career Highlights

Throughout his career, Tokunaga has worked with esteemed companies such as Kao Corporation and Hitachi, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in hair treatment technologies.

Collaborations

Tokunaga has collaborated with notable individuals in his field, including Jun-ichi Furukawa and Steven Breakspear. These partnerships have contributed to the success of his inventions and have fostered a collaborative spirit in the industry.

Conclusion

Shinichi Tokunaga's contributions to hair treatment innovations have made a lasting impact on the cosmetic industry. His patents and collaborations highlight his dedication to improving hair care solutions.

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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