Patents by Inventor Hiroyuki Shiotani

Hiroyuki Shiotani 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).

  • Image-quality determination method, image-quality determination apparatus, image-quality determination program
    Patent number: 7113620
    Abstract: A read image of an original is compared by using a dictionary in which sample-image information is associated with a score indicating the quality of an image and stored, and the quality score of the read image of the original is calculated; and control is made such that the calculated quality score is presented to the user. Therefore, the quality of an image is evaluated in a stable manner.
    Type: Grant
    Filed: November 12, 2002
    Date of Patent: September 26, 2006
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hiroyuki Shiotani
  • Image-quality determination method, Image-quality determination apparatus, Image-quality determination program
    Publication number: 20030113021
    Abstract: A read image of an original is compared by using a dictionary in which sample-image information is associated with a score indicating the quality of an image and stored, and the quality score of the read image of the original is calculated; and control is made such that the calculated quality score is presented to the user. Therefore, the quality of an image is evaluated in a stable manner.
    Type: Application
    Filed: November 12, 2002
    Publication date: June 19, 2003
    Inventor: Hiroyuki Shiotani