Patents by Inventor Ricardo Lewitus

Ricardo Lewitus 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: 5429120
    Abstract: The invention relates to a device and method for increasing the visualization of biological tissues and underlying structures. A particular application is to examine gums for pre-emergent teeth. One embodiment has a cylindrical lens portion and an offset handle which may also serve as a port of entry for light sources to brighten the viewing area. The method involves pressing body tissue with the device which serves to vacate the area of blood which increases light transmission through the tissue and enhances contrast between bone/teeth structure and flesh.
    Type: Grant
    Filed: August 23, 1993
    Date of Patent: July 4, 1995
    Inventor: Ricardo Lewitus