Patents by Inventor Grant J. Tuff

Grant J. Tuff 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).

  • Pressure measurement devices
    Patent number: 5020372
    Abstract: A pressure measurement device and method involves placing a load cell in a housing adjacent the pipe in which the pressure is to be measured. The housing includes a main block and clamping block. Pressure of the fluid in the pipe distorts the pipe and this distortion is detected by the load cell which produces a signal corresponding to that pressure.
    Type: Grant
    Filed: January 10, 1990
    Date of Patent: June 4, 1991
    Assignee: Rolls-Royce Motor Cars Limited
    Inventor: Grant J. Tuff