Patents by Inventor Richard A. Lodenquai

Richard A. Lodenquai 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).

  • Apparatus for providing block erasing in a flash EPROM
    Patent number: 5065364
    Abstract: A flash EPROM memory array having vertical blocking is described. The array is organized into a plurality of vertical (column) blocks. Each block includes a source region switch which couples all the source regions in the memory cells in its respective block to a programming potential, ground or a disturb inhibit potential. Each of the blocks may be erased without disturbing the programming in the other blocks.
    Type: Grant
    Filed: September 15, 1989
    Date of Patent: November 12, 1991
    Assignee: Intel Corporation
    Inventors: Gregory E. Atwood, Albert Fazio, Richard A. Lodenquai