Patents by Inventor Marc E. Holyfield

Marc E. Holyfield 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).

  • Ice thickness detector
    Patent number: 6384611
    Abstract: An ice detector includes a pair of electrodes connected by a pair of leads to a control unit which measures the admittance between leads to thereby sense and detect the presence of ice and other contaminants formed on top thereof utilizing a detection circuit. The electrodes are integrated into patch which can be placed at different locations on an aircraft.
    Type: Grant
    Filed: November 17, 1997
    Date of Patent: May 7, 2002
    Assignee: The B. F. Goodrich Company
    Inventors: Randall W. Wallace, Allen D. Reich, David B. Sweet, Richard L. Rauckhorst, III, Michael J. Terry, Marc E. Holyfield