Patents by Inventor Tadashi Miyakama

Tadashi Miyakama 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).

  • Thermal-optical recording head
    Patent number: 4833488
    Abstract: The ink jet method and thermal copying method have been developed as the method of obtaining hard copies in colors from terminals of data systems such as a computer. This inventive thermal recording apparatus can produce copies of clear images without color blurs or mixtures on multi-color heat-sensitive recording materials having a color developing mechanism which allows color development in desired hues. This invention recording head is small in size and low in cost, achieving recording of clear images without color blur at a higher speed.
    Type: Grant
    Filed: October 7, 1987
    Date of Patent: May 23, 1989
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Shigemitsu Mizutani, Jun Yamaguchi, Tadashi Miyakama
  • Thermal recording apparatus
    Patent number: 4734704
    Abstract: The ink jet method and thermal copying method have been developed as the method of obtaining hard copies in colors from terminals of data systems such as a computer. The inventive thermal recording apparatus can produce copies of clear images without color blurs or mixtures on multi-color heat-sensitive recording materials having a color developing mechanism which allows color development in desired hues. This invention recording head is small in size and low in cost, achieving recording of clear images without color blur at a higher speed.
    Type: Grant
    Filed: November 29, 1985
    Date of Patent: March 29, 1988
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Shigemitsu Mizutani, Jun Yamaguchi, Tadashi Miyakama