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For the Inventor, By the Inventor

Tochigi, Japan

Akira Kiyomine

This inventor holds 11 USPTO granted patents. Top assignee: Kao Corporation. Active years: 1991-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Kiyomine. Retrieved from https://idiyas.com/inventor/akira-kiyomine

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

USPTO Granted Patents = 11

% Patents Active = 81.8

Average Co-Inventor Count = 5.7

ph-index = 3

Forward Citations = 48(Granted Patents)


Location History:

  • Tochigi, JP (1991 - 1994)
  • Ichikai, JP (1992 - 1995)
  • Kawachi-gun, JP (1997 - 1998)
  • Tokyo, JP (2000 - 2007)

Company Filing History:

goldMedal11 out of 3,675 
 
Kao Corporation
 patents

Years Active: 1991-2007

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11 patents (USPTO):Explore Patents
1. 7270683 - Hairdye composition (2007-09-18),
2. 7211116 - Hair dye composition (2007-05-01),
3. 6099828 - Hair treatment composition comprising a lactam compound and a (2000-08-08),
4. 5720945 - 1,3-butanediol thioglycollate isomer mixture and permanent waving (1998-02-24),
5. 5720944 - Composition for permanent waving of human hair (1998-02-24),
6. 5612023 - Composition for permanent waving of human hair (1997-03-18),
7. 5378244 - 2-alkoxy-3,5-diaminopyridine derivatives and their salts, and dye (1995-01-03),
8. 5334225 - Keratinous fiber dye composition containing a 2-substituted (1994-08-02),
9. 5104414 - 2-alkyl-4-methoxy-5-aminophenol or salt thereof, or (1992-04-14),
10. 5082467 - Dye composition for keratinous fibers (1992-01-21),
11. 5015260 - 2-alkyl-4-methoxy-5-aminophenol or salt thereof, or (1991-05-14),

Title: The Innovations of Akira Kiyomine: A Pioneer in Hair Dye Technology

Introduction: Akira Kiyomine is an accomplished inventor based in Tochigi, Japan, known for his significant contributions to the field of hair dye compositions. With a remarkable portfolio that includes 11 patents, Kiyomine has developed innovative solutions that enhance the hair coloring experience, focusing on safety and effectiveness.

Latest Patents: Among his latest patents, Akira Kiyomine's hair dye composition stands out for its unique formulation. This mixture consists of a first part containing an alkali agent and a second part containing an oxidizing agent. The composition includes a triazacyclononane compound, a specified range of hydrogen peroxide as the oxidizing agent, and an alkali agent, all combined to maintain a pH level between 7.5 and 12. This innovative formula not only provides exceptional bleaching power but also minimizes hair damage and reduces scalp irritation, resulting in a bright, favorable color tone. Additionally, his two-part hair bleach composition has proven to be effective in dyeing hair with vivid, attractive colors while ensuring less harm to the hair and scalp.

Career Highlights: Akira Kiyomine's career is marked by his dedication to research and innovation at Kao Corporation. His work has played an essential role in advancing hair care technologies, making him a notable figure in the beauty industry. Kiyomine's inventive spirit and commitment to improving hair dye formulations have established him as a leader in his field.

Collaborations: Throughout his career, Kiyomine has collaborated with esteemed colleagues such as Yoshinori Nishizawa and Tadashi Tamura. This collaborative environment has fostered creativity and allowed for the cross-pollination of ideas, further enriching Kiyomine's contributions to hair dye technology.

Conclusion: Akira Kiyomine's innovative work in hair dye compositions reflects his unwavering commitment to improving hair care products. His 11 patents, particularly in the realm of hair bleaching and dyeing processes, underscore the impact of his research on the beauty industry. As he continues to innovate, Kiyomine remains a key player in shaping the future of hair dye technology.

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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