Patents by Inventor Denis B. Flynn

Denis B. Flynn 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).

  • RAM lock device and method for a text entry system
    Patent number: 5249285
    Abstract: A memory system for use in a text entry system is provided. The system includes a retentive data memory and a system for locking a portion of the retentive memory and a key for unlocking the lockable portion of the memory to allow a predetermined number of bits of data to be written to the memory when the lockable memory is in unlocked state. The system automatically locks the memory after the predetermined number of bits have been written into the lockable portion of memory.
    Type: Grant
    Filed: July 23, 1992
    Date of Patent: September 28, 1993
    Assignee: Stenograph Corporation
    Inventors: David J. Mueller, Denis B. Flynn, Keith A. McCready, Paul G. Dussault
  • RAM lock device and method for a text entry system
    Patent number: 5163141
    Abstract: A memory system for use in a text entry system is provided. The system includes a retentive data memory and a system for locking a portion of the retentive memory and a key for unlocking the lockable portion of the memory to allow a predetermined number of bits of data to be written to the memory when the lockable memory is in unlocked state. The system automatically locks the memory after the predetermined number of bits have been written into the lockable portion of memory.
    Type: Grant
    Filed: August 1, 1988
    Date of Patent: November 10, 1992
    Assignee: Stenograph Corporation
    Inventors: David J. Mueller, Denis B. Flynn, Keith A. McCready, Paul G. Dussault