Patents by Inventor Ernest D. Quintanilha

Ernest D. Quintanilha 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).

  • Corrosion resistant cryopump
    Patent number: 5799493
    Abstract: A cryopanel is formed of aluminum to avoid copper ions in a work chamber, and the aluminum is coated with a Teflon.RTM. polymer for corrosion resistance. A corrosion resistant thermally conductive link is obtained by surrounding indium with a polymer coated C-ring. The cryopanel is shaped as a trough to enable draining of liquid during regeneration.
    Type: Grant
    Filed: September 5, 1996
    Date of Patent: September 1, 1998
    Assignee: Helix Technology Corporation
    Inventors: Ronald N. Morris, Doreen J. Ball-DiFazio, Stephen R. Matte, Ernest D. Quintanilha