Patents by Inventor Mark E. Whitten

Mark E. Whitten 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: 4304483
    Abstract: An apparatus for use in photographing the eye is conveniently hand-held for true portability and is adaptable for usage in conjunction with that equipment ordinarily available in the ophthalmologist's office. The apparatus includes a support for holding in relatively fixed positions and in a secure manner an indirect lens for forming an image of the area to be photographed, a camera for viewing and photographing such image, an aligning mounting bracket for positioning the viewing sight of an indirect ophthalmoscope in correct optical alignment relative to the support and relative to the optical axis of the camera so as to illuminate the object or area to be viewed, and a beam splitter for directing the image light to the camera and passing illuminating light from the indirect ophthalmoscope to the object.
    Type: Grant
    Filed: December 13, 1979
    Date of Patent: December 8, 1981
    Inventor: Mark E. Whitten