Patents by Inventor Tomoaki Kasugaya

Tomoaki Kasugaya 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: 6288735
    Abstract: To suppress color moire in a color image recording apparatus, a method for recording a color image by forming recording dots of at least first through third colors on a recording medium in a plurality of lines of recording dots each extending in a main scan direction and a plurality of rows of recording dots each extending in a sub-scan direction, wherein each line is divided into a predetermined number of lines in a sub-scanning direction to form sub-lines, and dots are printed in a respective sub-line for every line.
    Type: Grant
    Filed: January 16, 1998
    Date of Patent: September 11, 2001
    Assignee: Seiko I Infotech Inc.
    Inventors: Shoji Naramoto, Masaaki Yoshida, Tomoaki Kasugaya, Norio Takahashi, Masafumi Kobayashi
  • Patent number: 6005596
    Abstract: To suppress color moire in a color image recording apparatus, a method for recording a color image by forming record dots of at least first through third colors on a recording medium in a plurality of lines of record dots each extending in a main scan direction and a plurality of rows of record dots each extending in a sub-scan direction, includes the step of forming the record dots of first through third colors with a different disposition pattern effective to avoid the occurrence of color moire.
    Type: Grant
    Filed: September 10, 1997
    Date of Patent: December 21, 1999
    Assignee: Seiko Instruments Information Devices Inc.
    Inventors: Masaaki Yoshida, Tomoaki Kasugaya, Shoji Naramoto, Masafumi Kobayashi, Norio Takahashi