Patents by Inventor Ryogo Katayama

Ryogo Katayama 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: 6786659
    Abstract: With conventional analog printers, ordinary users are experienced in the subtract color mixture for adjustment of image colors. Therefore, when adjusting the colors in an image displayed on a monitor of a video player and set by the additive color mixture, a user has difficulty if not familiar with the complementary relation between colors. The present invention proposes a printer and color adjusting method in which images of which a designated portion changed in color balance using a gamma (&ggr;) data table in an image processor are printed in one printing paper and the user is prompted to select one of the images for storage in the printer. Thus, the user can select an image having colors he desires from images actually used and set the selected data into the printer. Thus, after the color adjustment, a desired print whose set colors are automatically stored can be provided.
    Type: Grant
    Filed: July 15, 2000
    Date of Patent: September 7, 2004
    Assignee: Sony Corporation
    Inventors: Ryogo Katayama, Teruyasu Hanagami