Patents by Inventor Ryouichi Kanesaka

Ryouichi Kanesaka 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).

  • Top cover for a portable chain saw
    Patent number: D642884
    Type: Grant
    Filed: February 4, 2011
    Date of Patent: August 9, 2011
    Assignee: Husqvarna Zenoah Co., Ltd.
    Inventors: Yuu Sugishita, Shouta Takeshima, Ryouichi Kanesaka, Takashi Nakamura
  • Side cover for a portable chain saw
    Patent number: D642885
    Type: Grant
    Filed: February 4, 2011
    Date of Patent: August 9, 2011
    Assignee: Husqvarna Zenoah Co., Ltd.
    Inventors: Yuu Sugishita, Shouta Takeshima, Ryouichi Kanesaka, Takashi Nakamura
  • Portable chain saw guard
    Patent number: D644496
    Type: Grant
    Filed: February 4, 2011
    Date of Patent: September 6, 2011
    Assignee: Husqvarna Zenoah Co., Ltd.
    Inventors: Yuu Sugishita, Shouta Takeshima, Ryouichi Kanesaka, Takashi Nakamura
  • Main body of a portable chain saw
    Patent number: D647773
    Type: Grant
    Filed: February 4, 2011
    Date of Patent: November 1, 2011
    Assignee: Husqvarna Zenoah Co., Ltd.
    Inventors: Yuu Sugishita, Shouta Takeshima, Ryouichi Kanesaka, Takashi Nakamura