Patents by Inventor Kajiwara Kazutaka

Kajiwara Kazutaka 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).

  • Doorstop
    Patent number: D856128
    Type: Grant
    Filed: April 21, 2018
    Date of Patent: August 13, 2019
    Inventor: Kajiwara Kazutaka
  • Doorstop
    Patent number: D860775
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: September 24, 2019
    Assignee: KAGIYA KANAMONOTEN CO., LTD.
    Inventor: Kajiwara Kazutaka