Patents by Inventor Koichi Suziku

Koichi Suziku 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).

  • Method of processing gradation information with variable magnification
    Patent number: 4698778
    Abstract: A mother matrix pattern as a fixed matrix pattern is specified with gradation data, and information in an area of the specified mother matrix pattern in accordance with the instructed magnification is extracted as information of a child matrix pattern so as to obtain image information with the child matrix pattern being allocated to the gradation data. Plural types of mother matrix patterns are prepared and one of them is specified in accordance with the instructed magnification. For example, at small instructed magnifications, the mother matrix pattern having recording (display) dots dispersed as widely as possible over the entire pattern is specified and used for conversion of the gradation data, while at larger instructed magnifications, the type of the mother matrix pattern is specified to match characteristics of the image.
    Type: Grant
    Filed: August 31, 1984
    Date of Patent: October 6, 1987
    Assignee: Ricoh Company, Ltd.
    Inventors: Masahiro Ito, Noboru Murayama, Koichi Suziku, Kei Sato, Tsutomu Sato