Patents by Inventor William Fredrick Rush

William Fredrick Rush 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).

  • Ovality measurement method and apparatus
    Patent number: 6272762
    Abstract: An ovality measurement tool for measurement of ovality of a circumferentially deformable cylindrical element having a cylindrical element support, a sensing element for traversing the circumference of the cylindrical element, which sensing element is movable radially with respect to the cylindrical element, and a readout device for reading the amount of movement of the sensing element as it traverses the circumference of the cylindrical element.
    Type: Grant
    Filed: September 15, 1999
    Date of Patent: August 14, 2001
    Assignee: Gas Research Institute
    Inventors: John Arthur Kinast, William Fredrick Rush, Victor Tamosaitis