Patents by Inventor Paul Kageyama

Paul Kageyama 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).

  • General displacement sensor
    Patent number: 4058765
    Abstract: General resistive and capacitive circuitry for sensing and displaying liquid or powder level in a container, linear or rotational displacement of a body, ambient moisture content of the atmosphere, and similar physical quantities, using substantially the same circuitry for each such quantity.
    Type: Grant
    Filed: June 7, 1976
    Date of Patent: November 15, 1977
    Inventors: David Richardson, Paul Kageyama