Patents by Inventor Yasumasa Iwasaki

Yasumasa Iwasaki 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: 4687318
    Abstract: The present invention relates to a copying apparatus wherein images on a display member in a display unit can be copied. The copying apparatus comprises the display unit and a copying unit, and light reflected from the images on the display member is supplied to the copying unit through an optical system in the display unit. The present invention discloses what position the copying unit has relative to the display unit and how the display unit is constructed.
    Type: Grant
    Filed: November 19, 1985
    Date of Patent: August 18, 1987
    Assignees: Casio Computer Co, Ltd., Casio Electronics Manufacturing Co., Ltd.
    Inventors: Sohei Shibasaki, Yasumasa Iwasaki, Noriki Ono
  • Patent number: 4648706
    Abstract: The image reproduction apparatus of the present invention can make a copy of images written or drawn on a board as well as a copy of images of an original provided on an original table. The image reproduction apparatus comprises a board portion and a copying portion. The optical information of images written or drawn on a board is supplied to the copying section through an optical system. The copying section moves between a position where the image reproduction is performed by the above optical information and a position where an ordinary copying of the original is performed. Thus, according to the present invention, the copying section moves between said two positions.
    Type: Grant
    Filed: October 15, 1985
    Date of Patent: March 10, 1987
    Assignees: Casio Computer Company, Ltd., Casio Electronics Manufacturing Company, Ltd.
    Inventors: Sohei Shibasaki, Yasumasa Iwasaki, Noriki Ono, Koichi Arai, Koji Maruyama, Tatsumi Shimanari