Tokyo, Japan

Hiroyuki Terazaki

This inventor holds 6 USPTO granted patents and 2 published patent applications and 3 EPO patents. Top assignee: Kao Corporation. Active years: 2005-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Terazaki. Retrieved from https://idiyas.com/inventor/hiroyuki-terazaki

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

USPTO Granted Patents = 6 

% Patents Active = 66.7

 

Average Co-Inventor Count = 2.2

ph-index = 2

Forward Citations = 11(Granted Patents)


Location History:

  • Sumida-ku, JP (2011)
  • Tokyo, JP (2005 - 2012)
  • Wakayama, JP (2014 - 2016)

Company Filing History:


Years Active: 2005-2016

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6 patents (USPTO):Explore Patents

Title: Hiroyuki Terazaki: Innovator in Hair Cosmetics

Introduction

Hiroyuki Terazaki is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of hair cosmetics, holding a total of 6 patents. His innovative work focuses on enhancing the manageability and feel of hair products.

Latest Patents

Terazaki's latest patents include a hair cosmetic that provides excellent finger combability and manageability without leaving an oily residue. This invention features a unique formulation that includes cationized hydroxypropyl cellulose, a specific type of oil, and a surfactant. The production method for this hair cosmetic is designed to ensure optimal performance. Another notable patent involves a hair cosmetic composition that also incorporates cationized hydroxypropyl cellulose, which enhances the user experience by reducing stickiness and improving the overall feel of the hair.

Career Highlights

Hiroyuki Terazaki is associated with Kao Corporation, a leading company in the cosmetics industry. His work at Kao has allowed him to develop innovative products that cater to consumer needs in hair care.

Collaborations

Some of his notable coworkers include Fumiko Kasuga and Osamu Hirota, who have collaborated with him on various projects within the company.

Conclusion

Hiroyuki Terazaki's contributions to hair cosmetics demonstrate his commitment to innovation and quality. His patents reflect a deep understanding of consumer needs and a dedication to improving hair care products.

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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