Patents by Inventor Nandor C. Toth

Nandor C. Toth 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).

  • Serial data preservation method
    Patent number: 7334182
    Abstract: A timer circuit for tracking an elapsed time of an electronic device is provided. The timer circuit compares differences in elapsed times written to memory addresses of a memory chip with a periodic interval to determine whether any elapsed times written to the memory chip is corrupt. If so, then the corrupt data is discarded and the device elapsed time is tracked once again based on a valid elapsed time.
    Type: Grant
    Filed: November 24, 2004
    Date of Patent: February 19, 2008
    Assignee: Northrop Grumman Corporation
    Inventors: Thomas H. Keller, Jr., Nandor C. Toth, Gary E. Mastenbrook