Patents by Inventor Hiromitsu Hoshina

Hiromitsu Hoshina 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).

  • Trolley camera position detecting apparatus
    Patent number: 6351720
    Abstract: A trolley camera position detecting apparatus of the present invention is configured so that a girder camera is installed on a girder, a clinometer is installed to the girder camera, a constant value &dgr;o relating to a horizontal travel amount &dgr;g of a girder reference point is measured in advance by using the output values &dgr;cg and &dgr;kg, and on the other hand, the horizontal travel amount &dgr;g is calculated by using the output values &thgr;cg and &dgr;kg of the girder camera and clinometer, which are measured every moment, and the constant value &dgr;o, and the position of a trolley camera with the rail center being a reference is corrected by using the horizontal travel amount &dgr;g.
    Type: Grant
    Filed: February 26, 1999
    Date of Patent: February 26, 2002
    Assignee: Mitsubishi Heavy Industries, Ltd.
    Inventors: Hiromitsu Hoshina, Toshiyuki Fujii