Patents by Inventor Tsukagoshi Shosaku

Tsukagoshi Shosaku 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).

  • Digital-to-analog converter
    Patent number: 4611195
    Abstract: A digital-to-analog converter is composed of a first array of capacitors for generating an analog voltage corresponding to the code value of a digital input signal, and a resistive voltage divider for dividing a reference voltage and applying a divided voltage to the first array of capacitors. The digital-to-analog converter also includes a second array of capacitors for applying a corrective voltage to the first array of capacitors and a memory circuit for controlling the second array of capacitors.
    Type: Grant
    Filed: December 18, 1984
    Date of Patent: September 9, 1986
    Assignee: Oki Electric Industry Co., Ltd.
    Inventor: Tsukagoshi Shosaku