Patents by Inventor John Egenolf

John Egenolf 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).

  • Furnace fittings
    Patent number: 3958924
    Abstract: The invention is furnace fittings in which supports made of silicon nitride or of other ceramic are formed so as to be removably fitted to a base, the supports being formed also so as to support a "green" artefact such as dental artefacts during firing of the green artefact in a furnace.
    Type: Grant
    Filed: December 2, 1974
    Date of Patent: May 25, 1976
    Assignee: Advanced Materials Engineering Limited
    Inventors: John Egenolf, Stephen John Osborne