Patents by Inventor Hisamitsu Fukase

Hisamitsu Fukase 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).

  • Light shutter device
    Patent number: 5262888
    Abstract: A light shutter device having a plurality of chips of PLZT as arranged in a row and a transparent substrate to which the chips attached. Between each chip and the transparent substrate, a pair of spacing regulating members are provided as spaced by a distance not smaller than a width of a light transmitting portion of the chip. The chip is bonded to the transparent substrate with an adhesive at portions outside the pair of spacing regulating members.
    Type: Grant
    Filed: June 28, 1991
    Date of Patent: November 16, 1993
    Assignee: Minolta Camera Kabushiki Kaisha
    Inventors: Masazumi Morishita, Hisamitsu Fukase, Masato Takenaka