Patents by Inventor Steven McGinness

Steven McGinness 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).

  • Microcontroller with in-circuit user programmable microcode
    Patent number: 5748981
    Abstract: An architecture is described for a single chip microcontroller wherein the microcode stored in the microcontroller's program memory may be easily modified without refabrication or removal of the microcontroller from its target environment. This is made possible by the utilization of a RAM based architecture for program memory instead of the traditional ROM based architecture.
    Type: Grant
    Filed: November 13, 1996
    Date of Patent: May 5, 1998
    Assignee: National Semiconductor Corporation
    Inventors: Paul J. Patchen, Hon C. Fung, Fred Leung, Steven McGinness