Patents by Inventor Harry L. Burke

Harry L. Burke 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).

  • Glass-ceramic support for fusing and sagging ophthmalmic multifocal lenses
    Patent number: 4883525
    Abstract: There is disclosed a low expansion glass-ceramic substrate for supporting a glass multifocal lens assembly during a fusing or sagging heat treatment. The substrate has baked on its supporting surface a paint composed essentially of titania, alumina and a mica.
    Type: Grant
    Filed: August 5, 1988
    Date of Patent: November 28, 1989
    Assignee: Corning Incorporated
    Inventors: Milford L. Buckley, Harry L. Burke