Patents by Inventor Kouichi Tsukamoto

Kouichi Tsukamoto 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).

  • Hinge for furniture
    Patent number: D748965
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: February 9, 2016
    Assignee: SUGATSUNE KOGYO CO., LTD.
    Inventors: Kazuyoshi Oshima, Shingo Takamatsu, Hideki Ogasawara, Masato Arai, Kouichi Tsukamoto
  • Hinge for furniture
    Patent number: D749931
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: February 23, 2016
    Assignee: SUGATSUNE KOGYO CO., LTD.
    Inventors: Kazuyoshi Oshima, Shingo Takamatsu, Hideki Ogasawara, Masato Arai, Kouichi Tsukamoto