This inventor holds 3 USPTO granted patents. Top assignee: Shiseido Company, Limited. Active years: 2000-2005.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2000-2005
Title: Kunihiko Yoshida: Innovator in Cosmetic Formulations
Introduction
Kunihiko Yoshida is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of cosmetics, particularly in the formulation of lipsticks and solid cosmetics. With a total of 3 patents to his name, Yoshida's work has enhanced the usability and performance of cosmetic products.
Latest Patents
Yoshida's latest patents include a groundbreaking composition for lipstick. This invention provides a lipstick formulation that drastically improves color development while also enhancing spreadability, gloss, and long-lastingness. Notably, it offers superior shape-retaining ability without the use of ceresin as a shape-retaining agent. The lipstick composition comprises (a) 3-25 mass % of one or more types of polyethylene wax (average molecular weight 300-700) and (b) 0.1-50 mass % of one or more types of liquid oil containing a hydroxyl group in its structure.
Another significant patent by Yoshida is a solid cosmetic composition that greatly improves shape-retaining ability and usability. This formulation provides a tender feeling and good spreadability upon application, along with a glossy appearance. It utilizes a wax composition solidifier that maintains shape without conventional solidifiers like ceresin. The solid cosmetic composition consists of (a) Fischer-Tropsch wax with an average molecular weight of 300 to 1200 and (b) microcrystalline wax in a weight ratio of (a):(b) = 60:40 to 99.9:0.1.
Career Highlights
Kunihiko Yoshida is associated with Shiseido Company, Limited, a leading name in the cosmetics industry. His innovative work has positioned him as a key figure in the development of advanced cosmetic formulations.
Collaborations
Yoshida has collaborated with notable coworkers, including Tomiyuki Nanba and Takashi Minami. Their combined expertise has contributed to the success of various projects within the company.
Conclusion
Kunihiko Yoshida's contributions to cosmetic formulations have significantly impacted the industry. His innovative patents reflect a commitment to enhancing product performance and user experience.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile