Patents by Inventor Guy Francois Rosaz

Guy Francois Rosaz 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).

  • Calibration of dialed measuring instruments
    Patent number: 3948103
    Abstract: An uniformly-graduated arcuate dial of a pressure gauge is mounted with play and fixed in a position to compensate for any deviation from a linear graphical relationship of the angular displacement of a pointer as a function of the pressure, by setting three graduations of the dial along three reference lines coinciding with the positions of the pointer at three corresponding reference pressures.
    Type: Grant
    Filed: November 18, 1974
    Date of Patent: April 6, 1976
    Assignee: Scovill Manufacturing Company
    Inventor: Guy Francois Rosaz