Patents by Inventor Donald D. Sylvester

Donald D. Sylvester 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).

  • Water-cooled light source
    Patent number: 4363080
    Abstract: Apparatus for supplying a source of light, in a dental control unit, to an optical fiber for transmission of light from the source, along the fiber, into a patient's mouth. A heat sink is provided with a cavity for receiving a high intensity light. A duct leads from the light to the exterior of the heat sink to permit access of the fiber to the light. The block contains a fluid-conducting bore therethrough for conducting heat from the block to the fluid.
    Type: Grant
    Filed: September 2, 1980
    Date of Patent: December 7, 1982
    Assignee: Dentek Systems, Inc.
    Inventor: Donald D. Sylvester