Patents by Inventor Frank Caughman

Frank Caughman 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).

  • Fluorescent agent for the identification of tooth dentin
    Patent number: 6391281
    Abstract: A method of topically applying a fluorescing agent to a cut tooth, cut dental restorative material or dentin surface to distinguish between cut tooth or dentin and existing aesthetic restoration material or enamel specifically for the purposes of detection and identification of the tooth tissue dentin.
    Type: Grant
    Filed: May 18, 2000
    Date of Patent: May 21, 2002
    Assignee: Medical College of Georgia Research Institute
    Inventors: Fred Rueggeberg, Don Mettenberg, John Wataha, Frank Caughman, George Schuster