Patents by Inventor Michael J. Zelinka

Michael J. Zelinka 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).

  • Method of and apparatus for outgassing raw material used to grow crystals
    Patent number: 4305725
    Abstract: A method and apparatus for outgassing raw materials includes the steps of and means for heating the material to a temperature of about 800.degree. C. and maintaining that temperature for a first bake out period during which the material is maintained at a pressure of about 200 millitorr and for a second bake out period during which the material is maintained at a pressure of about 5 millitorr or less. During the first bake out period, an inert gas is backstreamed through the raw material.
    Type: Grant
    Filed: October 20, 1980
    Date of Patent: December 15, 1981
    Assignee: RCA Corporation
    Inventors: Nicholas F. Gubitose, Michael J. Zelinka