Patents by Inventor Joseph H. Wandass

Joseph H. Wandass 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).

  • Magnetic field sensor and device for determining the magnetostriction of a material based on a tunneling tip detector and methods of using same
    Patent number: 5103174
    Abstract: A tunneling tip piezo is incorporated into various devices for measuring effect of changes in environmental conditions (i.e., temperature, pressure, magnetic and electrical fields, etc) upon a material by sensing minute changes in the dimensions of the surface. The devices may be used to detect changes in environmental conditions or to determine physical properties of a material.
    Type: Grant
    Filed: February 26, 1990
    Date of Patent: April 7, 1992
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Joseph H. Wandass, Richard J. Colton, James S. Murday