Patents by Inventor Akihito Yokotsuka

Akihito Yokotsuka has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Solid water-in-oil type emulsion cosmetic composition
    Publication number: 20030161801
    Abstract: A stick-type solid water-in-oil type emulsion cosmetic composition having an excellent stability, having a refreshing feeling and freshness after finish when coated on the skin and particularly giving a soft feeling of use when coated, which contains (a) 0.5 to 40.0% by weight of a hydrogenated jojoba oil, (b) 0.1 to 10.0% by weight of a surfactant composed of polyoxyalkylene-modified silicone or alkyl- and polyoxyalkylene-modified silicone and (c) 5.0 to 50.0% by weight of water.
    Type: Application
    Filed: December 16, 2002
    Publication date: August 28, 2003
    Applicant: SHISEIDO COMPANY, LTD.
    Inventors: Ryota Yamasaki, Akihito Yokotsuka, Yukiko Kazama
  • Solid water-in-oil type emulsion cosmetic composition
    Publication number: 20020009471
    Abstract: A stick-type solid water-in-oil type emulsion cosmetic composition having an excellent stability, having a refreshing feeling and freshness after finish when coated on the skin and particularly giving a soft feeling of use when coated, which contains (a) 0.5 to 40.0% by weight of a hydrogenated jojoba oil, (b) 0.1 to 10.0% by weight of a surfactant composed of polyoxyalkylene-modified silicone or alkyl- and polyoxyalkylene-modified silicone and (c) 5.0 to 50.0% by weight of water.
    Type: Application
    Filed: May 31, 2001
    Publication date: January 24, 2002
    Applicant: SHISEIDO COMPANY, LTD.
    Inventors: Ryota Yamasaki, Akihito Yokotsuka, Yukiko Kazama
  • Eyelash cosmetic composition
    Patent number: 6024950
    Abstract: An eyelash cosmetic composition containing 0.5 to 10% by weight of a water-dispersible or water-soluble sucrose fatty acid ester and 0.5 to 10% by weight of a fatty acid soap and, optionally containing a water-dispersible clay mineral and/or a synthetic resin emulsion.
    Type: Grant
    Filed: August 28, 1998
    Date of Patent: February 15, 2000
    Assignee: Shiseido Company, Ltd.
    Inventors: Hirotaka Takada, Yoko Takashima, Akihito Yokotsuka, Yoshikazu Soyama