Patents by Inventor Rinta Hirayama

Rinta Hirayama 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).

  • Outlet cover
    Patent number: D847763
    Type: Grant
    Filed: January 25, 2018
    Date of Patent: May 7, 2019
    Inventors: Rinta Hirayama, Ai Hirayama
  • Outlet box
    Patent number: D873778
    Type: Grant
    Filed: May 22, 2018
    Date of Patent: January 28, 2020
    Inventors: Akiteru Hirayama, Aki Hirayama, Rinta Hirayama, Ai Hirayama