Patents by Inventor Michael J. Stavola

Michael J. Stavola 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).

  • Variable gap devices
    Patent number: 4590507
    Abstract: A device having a selectively doped varying bandgap region with pyroelectric characteristics is described which is useful as a photodetector or temperature sensor. A plurality of selectively doped regions forming a superlattice may also be used. Ferroelectric devices are also described.
    Type: Grant
    Filed: July 31, 1984
    Date of Patent: May 20, 1986
    Assignee: AT&T Bell Laboratories
    Inventors: Federico Capasso, Arthur C. Gossard, Michael J. Stavola