Patents by Inventor Shouko Senda

Shouko Senda 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).

  • Heating element and heating implement containing the same
    Patent number: 9915443
    Abstract: The present invention relates to a heating element (1) having an exothermic composition containing an oxidizable metal, a carbon component and water. Tri-alkali metal phosphate is contained in the heating element (1), and the content of water in the heating element (1) is equal to or larger than 50 parts by mass and equal to or smaller than 90 parts by mass for 100 parts by mass of the oxidizable metal, and the content of tri-alkali metal phosphate as a phosphate group is equal to or larger than 0.5 parts by mass and equal to or smaller than 1.1 parts by mass for 100 parts by mass of the oxidizable metal.
    Type: Grant
    Filed: June 7, 2013
    Date of Patent: March 13, 2018
    Assignee: KAO CORPORATION
    Inventors: Takeshi Oka, Shouko Senda
  • HEATING ELEMENT AND HEATING IMPLEMENT CONTAINING THE SAME
    Publication number: 20150184891
    Abstract: The present invention relates to a heating element (1) having an exothermic composition containing an oxidizable metal, a carbon component and water. Tri-alkali metal phosphate is contained in the heating element (1), and the content of water in the heating element (1) is equal to or larger than 50 parts by mass and equal to or smaller than 90 parts by mass for 100 parts by mass of the oxidizable metal, and the content of tri-alkali metal phosphate as a phosphate group is equal to or larger than 0.5 parts by mass and equal to or smaller than 1.1 parts by mass for 100 parts by mass of the oxidizable metal.
    Type: Application
    Filed: June 7, 2013
    Publication date: July 2, 2015
    Applicant: KAO CORPORATION
    Inventors: Takeshi Oka, Shouko Senda