Patents by Inventor Kiyotaka Hattori

Kiyotaka Hattori 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).

  • Patent number: D293977
    Type: Grant
    Filed: July 18, 1986
    Date of Patent: February 2, 1988
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hitomi Ito, Kiyotaka Hattori, Nobuhiro Ago