Patents by Inventor Hayashi Kunihiro

Hayashi Kunihiro 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).

  • Construction machine control system
    Patent number: 6947820
    Abstract: The present invention provides a solution that enables a single rotary laser apparatus to control more than one construction machines so that the construction machines can simultaneously level the terrain up or down to different elevations, respectively.
    Type: Grant
    Filed: January 8, 2003
    Date of Patent: September 20, 2005
    Assignee: Kabushiki Kaisha Topcon
    Inventors: Fumio Ohtomo, Hayashi Kunihiro