Patents by Inventor John C. Dale

John C. Dale 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).

  • Fiber optic magnetic sensors
    Patent number: 4368430
    Abstract: A magnetometer which includes a pair of spaced apart optical fibers at least one of which comprises a cantilevered beam having a dipolar magnet thereon such that fluctuations of the magnetic H field will cause fluctuating mechanical torque on the magnet which will be applied to the cantilevered optical fiber to deflect same and occasion modulation of an optical signal transmitted between the two fibers.
    Type: Grant
    Filed: August 18, 1980
    Date of Patent: January 11, 1983
    Assignee: Sanders Associates, Inc.
    Inventors: John C. Dale, Glen A. Rines, Harrison W. Fuller