Company Filing History:
Years Active: 1999-2004
Title: Hiroshi Sonohara: Innovator in Cosmetic and Deodorant Formulations
Introduction
Hiroshi Sonohara is a notable inventor based in Wakayama, Japan. He has made significant contributions to the field of cosmetic and deodorant formulations, holding a total of 3 patents. His innovative work focuses on creating products that are both effective and gentle on the skin.
Latest Patents
Sonohara's latest patents include a unique amphipatic lipid dispersion. This invention describes a dispersion that comprises, as a dispersoid, (a) 5 to 40 wt. % of an amphipatic lipid containing at least one hydroxy and amide group, and (b) 2 to 55 wt. % of a surfactant in an aqueous medium. This dispersion is particularly useful in washing-away type cosmetic compositions, providing an emulsion-like or pearl-lustrous appearance while minimizing skin irritation. Another notable patent is a deodorant composition that includes 0.03 to 5% by weight of a water-soluble metal salt, 0.01 to 5% by weight of a nonionic surface active agent, 0.1 to 10% by weight of silicone oil, and the balance of water.
Career Highlights
Hiroshi Sonohara is currently associated with Kao Corporation, a leading company in the personal care and cosmetics industry. His work at Kao Corporation has allowed him to develop innovative products that enhance consumer experience while ensuring safety and efficacy.
Collaborations
Sonohara has collaborated with esteemed colleagues such as Yoshinori Tamura and Yasuhiro Doi. These collaborations have contributed to the advancement of his research and the successful development of his patented formulations.
Conclusion
Hiroshi Sonohara's contributions to the field of cosmetic and deodorant formulations highlight his innovative spirit and dedication to improving product safety and effectiveness. His patents reflect a commitment to creating high-quality products that cater to consumer needs.