Patents by Inventor Donald T. Y. Lee

Donald T. Y. Lee 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).

  • Self referenced sense amplifier
    Patent number: 4584493
    Abstract: A sense amplifier with two input control stages whose input voltages are equalized during a precharge cycle by a switching means.
    Type: Grant
    Filed: October 5, 1984
    Date of Patent: April 22, 1986
    Assignee: Signetics Corporation
    Inventor: Donald T. Y. Lee
  • Self referenced sense amplifier
    Patent number: RE33725
    Abstract: A sense amplifier with two input control stages whose input voltages are equalized during a precharge cycle by a switching means.
    Type: Grant
    Filed: April 11, 1988
    Date of Patent: October 22, 1991
    Assignee: North American Philips Corporation
    Inventor: Donald T. Y. Lee