Patents by Inventor Maria Hirokawa

Maria Hirokawa 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).

  • Massage appliance
    Patent number: D788934
    Type: Grant
    Filed: December 4, 2015
    Date of Patent: June 6, 2017
    Assignee: SHISEIDO CO., LTD.
    Inventor: Maria Hirokawa
  • Makeup brush
    Patent number: D837531
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: January 8, 2019
    Assignee: SHISEIDO CO., LTD.
    Inventors: Maria Hirokawa, Kazushi Matsuura