Patents by Inventor Hiroaki Shimoe

Hiroaki Shimoe 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).

  • Patent number: 4797738
    Abstract: A color recognition apparatus according to the present invention is arranged so that assigned color differences and brightness signals are separated from a video signal, and these separated signals are determined according to the upper and lower limit values present in a decision circuit so as to output a binary signal, and signals of brightness, chroma and hue are separated from the video signal, and these separated signals are determined according to the limit values so that the hue is automatically determined to confirm it by the screen of a monitor, thereby eliminating individual differences and errors in recognition due to eyesight and being capable of recognizing the hue under a uniform condition and further determining the area of the object to be inspected.
    Type: Grant
    Filed: May 15, 1987
    Date of Patent: January 10, 1989
    Assignee: Kabushiki Kaisha Tohken
    Inventors: Motofumi Kashi, Hiroaki Shimoe