Company Filing History:
Years Active: 2014-2022
Title: Innovations by Shin-ichi Yusa
Introduction
Shin-ichi Yusa is a notable inventor based in Himeji, Japan. He has made significant contributions to the field of cosmetic materials and thickeners. With a total of 2 patents, his work focuses on enhancing the properties of aqueous compositions used in cosmetics.
Latest Patents
One of his latest patents is for a low-stringiness thickener. This invention allows aqueous compositions to be thickened without increasing stringiness, utilizing polymers of polyacrylic acid and poly(2-acryamide-2-methylpropanesulfonate). These polymers have a weight average molecular weight ranging from 500,000 to 8,000,000. They contain no more than 10 mass % of polymers with a molecular weight of 10,000,000 or more, ensuring a low degree of stringiness, making them particularly useful as thickeners for cosmetics. Another patent involves surface-treating agents and surface-treated powders that enhance hydrophobicity and rinsability in cosmetics. This invention consists of a polymer that includes specific monomers designed to improve the performance of cosmetic products.
Career Highlights
Shin-ichi Yusa is currently employed at Shiseido Company, Limited, a leading global cosmetics company. His work at Shiseido has allowed him to innovate and develop new materials that significantly impact the cosmetic industry.
Collaborations
He collaborates with talented coworkers, including Atsushi Sogabe and Ayano Matsuo, to further enhance the research and development of cosmetic materials.
Conclusion
Shin-ichi Yusa's contributions to the field of cosmetics through his innovative patents demonstrate his commitment to improving product quality and performance. His work continues to influence the industry positively.