Patents by Inventor Jeffrey Alan Dobratz

Jeffrey Alan Dobratz 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).

  • Patent number: 5748269
    Abstract: A display unit for use with a computer and a power supply, includes an environmentally-sealed enclosure having a removable cover, and housing a liquid crystal display screen, the removable cover serving as an integral heat sink for the power supply, the power supply being mounted on the internal surface of the cover. Further, a backlighting device backlights the display screen, and a cooling plenum conductively and convectively cools the backlighting device, the backlighting device being mounted directly on a surface of the plenum.
    Type: Grant
    Filed: November 21, 1996
    Date of Patent: May 5, 1998
    Assignee: Westinghouse Air Brake Company
    Inventors: David Bennitt Harris, Barry Morris Mathieu, Jeffrey Alan Dobratz, Mark Allen Uehling, Robert Charles Kull