Patents by Inventor Hikaru Kaji

Hikaru Kaji 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).

  • Water filter
    Patent number: D285958
    Type: Grant
    Filed: June 25, 1984
    Date of Patent: September 30, 1986
    Assignee: Hitachi, Ltd.
    Inventors: Hiroshi Koizumi, Hideki Takayama, Hikaru Kaji, Masatoshi Tanabe
  • Electric washing machine
    Patent number: D290052
    Type: Grant
    Filed: April 20, 1984
    Date of Patent: May 26, 1987
    Assignee: Hitachi, Ltd.
    Inventors: Takao Ohsawa, Hideki Takayama, Hikaru Kaji, Hiroshi Ohsugi