Patents by Inventor Masumi Koike

Masumi Koike 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).

  • Alkylene carbonate dilution, alkylene carbonate for preparing the dilution, and aqueous reducing chemical agent
    Patent number: 8153109
    Abstract: An object of the invention is to provide an aqueous solution of a No. 1 permanent waving agent through reconstitution upon use in a simple manner, which solution contains a cyclic mercapto compound as a reducing agent and realizes excellent characteristics such as high waving effect and good appearance of waved hair. The invention provides an alkylene carbonate dilution containing a cyclic mercapto compound in an amount of 7 to 80 wt. %; an alkylene carbonate for use in preparation of the alkylene carbonate dilution; and an aqueous reducing chemical agent which is prepared from the alkylene carbonate dilution and an aqueous base material.
    Type: Grant
    Filed: November 20, 2007
    Date of Patent: April 10, 2012
    Assignees: San-Ei Kagaku Co., Ltd., Showa Denko K.K.
    Inventors: Masanobu Takahashi, Masumi Koike, Hirotomi Tamura
  • ALKYLENE CARBONATE DILUTION, ALKYLENE CARBONATE FOR PREPARING THE DILUTION, AND AQUEOUS REDUCING CHEMICAL AGENT
    Publication number: 20080118455
    Abstract: An object of the invention is to provide an aqueous solution of a No. 1 permanent waving agent through reconstitution upon use in a simple manner, which solution contains a cyclic mercapto compound as a reducing agent and realizes excellent characteristics such as high waving effect and good appearance of waved hair. The invention provides an alkylene carbonate dilution containing a cyclic mercapto compound in an amount of 7 to 80 wt. %; an alkylene carbonate for use in preparation of the alkylene carbonate dilution; and an aqueous reducing chemical agent which is prepared from the alkylene carbonate dilution and an aqueous base material.
    Type: Application
    Filed: November 20, 2007
    Publication date: May 22, 2008
    Applicants: SAN-EI KAGAKU CO., LTD., SHOWA DENKO K. K.
    Inventors: Masanobu Takahashi, Masumi Koike, Hirotomi Tamura