Patents by Inventor Tohru Naitou

Tohru Naitou 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).

  • Main body of a construction machine
    Patent number: D688712
    Type: Grant
    Filed: June 21, 2011
    Date of Patent: August 27, 2013
    Assignee: KOMATSU Ltd.
    Inventors: Yasuyuki Suzuki, Tomoya Kumagai, Tohru Naitou, Shingo Hidaka, Yutaka Tanaka, Hideki Tsuji
  • Main body of a construction machine
    Patent number: D697089
    Type: Grant
    Filed: July 9, 2013
    Date of Patent: January 7, 2014
    Assignee: Komatsu Ltd.
    Inventors: Yasuyuki Suzuki, Tomoya Kumagai, Tohru Naitou, Shingo Hidaka, Yutaka Tanaka, Hideki Tsuji