Patents by Inventor Peter James Daniel

Peter James Daniel 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).

  • Semiconductor memory elements
    Patent number: 3952325
    Abstract: A semiconductor memory element comprising a semiconductor substrate and an insulating layer thereon, a charge storage element located on a portion of the insulating layer and separated from the semiconductor substrate, and first device means for injecting hot electrons from the semiconductor substrate into the insulating layer portion to write a first charge state on the charge storage element and second device means for injecting hot holes from the semiconductor substrate into the insulating layer portion to write a second charge state on the charge storage element.
    Type: Grant
    Filed: July 26, 1972
    Date of Patent: April 20, 1976
    Assignee: U.S. Philips Corporation
    Inventors: Julian Robert Anthony Beale, Peter James Daniel