Patents by Inventor Motonao Yagi

Motonao Yagi 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).

  • Light projecting device
    Patent number: 10605437
    Abstract: In order to make it possible to image the surface of a workpiece from a plurality of directions without reducing the amount of light to be projected to the workpiece, a light projection device having light emitting surfaces opposite to the workpiece and formed with a slit allowing light reflected by the workpiece to pass from the light emitting surface side toward an opposite side thereof is adapted such that the slit is formed in a tapered shape whose width gradually increases from the light emitting surface side toward the opposite side.
    Type: Grant
    Filed: June 22, 2016
    Date of Patent: March 31, 2020
    Assignee: CCS INC.
    Inventors: Motonao Yagi, Atsushi Miyatake
  • LIGHT PROJECTING DEVICE
    Publication number: 20180202633
    Abstract: In order to make it possible to image the surface of a workpiece from a plurality of directions without reducing the amount of light to be projected to the workpiece, a light projection device having light emitting surfaces opposite to the workpiece and formed with a slit allowing light reflected by the workpiece to pass from the light emitting surface side toward an opposite side thereof is adapted such that the slit is formed in a tapered shape whose width gradually increases from the light emitting surface side toward the opposite side.
    Type: Application
    Filed: June 22, 2016
    Publication date: July 19, 2018
    Inventors: Motonao Yagi, Atsushi Miyatake