Yokohama, Japan

Ryosuke Doi

This inventor holds 1 USPTO granted patent. Top assignee: Shiseido Company, Limited. Active years: 2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryosuke Doi. Retrieved from https://idiyas.com/inventor/ryosuke-doi-k0dcanux

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 2021

Loading Chart...
1 patent (USPTO):Explore Patents

Title: Ryosuke Doi: Innovator in Cosmetic Formulation

Introduction

Ryosuke Doi is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of cosmetic formulations, particularly with his innovative approach to water-in-oil emulsion cosmetics. His work focuses on enhancing the user experience while providing effective hair-styling solutions.

Latest Patents

Ryosuke Doi holds a patent for a water-in-oil emulsion cosmetic. The purpose of this invention is to create a product that not only offers an excellent hair-styling effect but also provides strong moisturizing capabilities. This cosmetic formulation is designed to ensure a smooth application without the stickiness often associated with creams or waxes. The formulation includes a crosslinked siloxane elastomer, a solid oil component, a liquid oil component, and at least 55 mass % water, with a specific ratio of solid to liquid oil components.

Career Highlights

Ryosuke Doi is currently employed at Shiseido Company, Limited, a leading global cosmetics company. His work at Shiseido has allowed him to explore innovative cosmetic solutions that cater to consumer needs. His patent reflects his commitment to advancing cosmetic technology and improving product performance.

Collaborations

Ryosuke Doi collaborates with talented colleagues, including Hirohito Shirakami and Takahiro Yamashita. These collaborations foster a creative environment that encourages the development of groundbreaking cosmetic products.

Conclusion

Ryosuke Doi's contributions to the cosmetic industry exemplify the importance of innovation in product formulation. His patented water-in-oil emulsion cosmetic showcases his dedication to enhancing user experience while providing effective 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]
Loading…