Patents by Inventor Frank Workens

Frank Workens 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).

  • Methods of mirror manufacture and products made thereby
    Patent number: 4724164
    Abstract: A method for making mirrors and a mirror product, free from black edge and similar adhesion problems, are provided by coating a metal film onto one side of a glass sheet and then heating the glass and film with convection heating to a temperature above 200.degree. F. using hot air.
    Type: Grant
    Filed: October 29, 1985
    Date of Patent: February 9, 1988
    Assignee: Falconer Glass Industries, Inc.
    Inventors: Stephen J. Columbare, Frank Workens