Patents by Inventor Rakan Matsui

Rakan Matsui 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).

  • Transdermally absorbable preparation
    Patent number: 8507467
    Abstract: A transdermally absorbable preparation comprises a natural type sex hormone, a polyoxyethylene oleyl ether having a molar number of ethylene oxide units added of 20, at least two kinds of oily ingredients selected from the group consisting of diisopropyl adipate, cetyl alcohol, benzyl alcohol, and propylene glycol dicaprate, a polyhydric alcohol, and ethanol.
    Type: Grant
    Filed: September 10, 2008
    Date of Patent: August 13, 2013
    Assignee: Shiseido Company, Ltd.
    Inventors: Rakan Matsui, Osamu Ueda
  • Transdermally Absorbable Preparation
    Publication number: 20100210613
    Abstract: A transdermally absorbable preparation comprises a natural type sex hormone, a polyoxyethylene oleyl ether having a molar number of ethylene oxide units added of 20, at least two kinds of oily ingredients selected from the group consisting of diisopropyl adipate, cetyl alcohol, benzyl alcohol, and propylene glycol dicaprate, a polyhydric alcohol, and ethanol.
    Type: Application
    Filed: September 10, 2008
    Publication date: August 19, 2010
    Applicant: SHISEIDO COMPANY, LTD.
    Inventors: Rakan Matsui, Osamu Ueda
  • Antidiabetic external skin application composition
    Patent number: 6174543
    Abstract: An antidiabetic external skin application composition containing glibenclamide and benzyl alcohol and optionally a nonionic surfactant.
    Type: Grant
    Filed: July 29, 1999
    Date of Patent: January 16, 2001
    Assignee: Shiseido Company, Ltd.
    Inventors: Rakan Matsui, Yuko Kiyota, Masaya Nakashima, Toshiji Kanayama