Patents by Inventor Michael Gilbert Harris

Michael Gilbert Harris 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).

  • Radio frequency communication system with subscribers arranged to authenticate a received message
    Patent number: 6144949
    Abstract: A radio frequency communication system subscriber (110) has a unique identification code, public key and private key, and stores the identification code and public key for other system subscribers in its memory (115). When transmitting, the subscriber includes its identification code in a transmitted message (160) and encodes the transmitted message with its private key. When receiving, the subscriber authenticates a received message (170) by accessing the sending subscriber (120)'s identification code from the message, retrieving the sending subscriber's public key from memory and decoding the message with the retrieved key.
    Type: Grant
    Filed: February 12, 1998
    Date of Patent: November 7, 2000
    Assignee: Motorola, Inc.
    Inventor: Michael Gilbert Harris