Patents by Inventor Michael Weston Bertie Matthews

Michael Weston Bertie Matthews 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).

  • Blemish assessor
    Patent number: 5741212
    Abstract: A device for use in assessing various characteristics of a skin blemish, which includes at least two blemish assessment discs mounted for relative movement, with each assessment disc carrying a scale of blemish criteria so that the skin blemish may be positioned adjacent the scales of each assessment disc and matched with the relevant portions thereof.
    Type: Grant
    Filed: August 21, 1996
    Date of Patent: April 21, 1998
    Inventor: Michael Weston Bertie Matthews