Patents by Inventor Michael Benowitz

Michael Benowitz 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).

  • Time multiplexed, false alarm resistant magnetically actuated security system
    Patent number: 5534849
    Abstract: A magnetically actuated switch system (10) has reduced sensitivity to false alarms and reduced power consumption and resistance to physical and magnetic tampering. The system includes a signal processing circuit controlled by a microprocessor (16) that selectively enables magnetic sensors (12, 38), and compares the corresponding sensor outputs (76) to automatically calibrated level and predetermined timing characteristics.
    Type: Grant
    Filed: December 6, 1994
    Date of Patent: July 9, 1996
    Assignee: Sentrol, Inc.
    Inventors: Kevin B. McDonald, Stephen W. Pierce, Michael Benowitz, David S. Terrett