Tokyo, Japan

Toshio Horikoshi

This inventor holds 2 USPTO granted patents. Top assignee: San-Ei Kagaku Co., Ltd.. Active years: 1984-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Horikoshi. Retrieved from https://idiyas.com/inventor/toshio-horikoshi-91r22581

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 = 3.0

ph-index = 2

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 1984-1985

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2 patents (USPTO):Explore Patents

Title: Toshio Horikoshi: Innovator in Hair Diagnostics

Introduction

Toshio Horikoshi is a notable inventor based in Tokyo, Japan, who has made significant contributions to the field of hair treatment technology. With a total of two patents to his name, his latest innovations reflect a keen insight into enhancing the efficiency of permanent waving methods, a process widely utilized in the beauty industry.

Latest Patents

Horikoshi's latest patent, titled "Method and Apparatus for Diagnosis of Hair for Permanent Waving", presents a groundbreaking approach to improving permanent waving procedures. This invention incorporates a systematic method for assessing hair waving efficiency by counting the number of untwists in a twisted hair swatch. In essence, this method allows for the accurate selection of optimal processing conditions, which have traditionally relied on the subjective expertise of beauty professionals. The apparatus includes a specialized hair swatch holding part, a rotating member for imparting twists, and a tension-adjusting setup, effectively providing a comprehensive solution for diagnosing and executing permanent waving treatments.

Career Highlights

Toshio Horikoshi’s career at San-ei Kagaku Co., Ltd. positions him at the forefront of innovation within the beauty technology industry. His commitment to enhancing hair treatment methods showcases his dedication to blending science with aesthetic needs. The impact of his inventions is reflected in the efficiency and reliability they bring to hairdressing practices, ultimately benefiting both professionals and clients.

Collaborations

Throughout his career, Horikoshi has collaborated with talented individuals such as Katsuhiro Watanabe and Masayuki Minei. These partnerships fostered an environment conducive to innovation, enabling the development of advanced technologies in hair diagnostics and treatments. Their combined expertise has propelled San-ei Kagaku Co., Ltd. to new heights, reinforcing its reputation as a leader in the industry.

Conclusion

Toshio Horikoshi stands out as a pivotal figure in the intersection of beauty and technology. His innovative methods and apparatus for hair diagnosis not only streamline the permanent waving process but also enhance the overall effectiveness of hair treatments. As he continues to develop new solutions, the beauty industry eagerly anticipates the advancements he will undoubtedly bring forth in the future.

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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