Patents by Inventor Tsutomu Miyoshi

Tsutomu Miyoshi 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 weighing machine
    Patent number: 4191268
    Abstract: A weighing machine wherein a mechanical change corresponding to weight of a body to be measured is taken out as an electric signal thereby to provide digital indication of the weight comprises a base body, a metering spring, a load supporting link associated with the metering spring and movable to displace the metering spring in response to the weight, a fixed electrode plate consisting of an electrically conductive flat plate secured to the base body, a movable electrode plate interlocked with the load supporting link and consisting of an electrically conductive flat plate intended to provide capacitance between the fixed and movable electrode plates and a digital indication and processing circuit for detecting change in the capacitance to provide digital indication of the weight.
    Type: Grant
    Filed: February 15, 1978
    Date of Patent: March 4, 1980
    Assignee: Tanita Corporation
    Inventors: Tsutomu Miyoshi, Shuichi Yanagita, Yushi Komachi