Patents by Inventor Nicholas B. Robson

Nicholas B. Robson 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).

  • Book shade apparatus
    Patent number: 5543967
    Abstract: A book shade apparatus comprising a structure placed over two open pages of a book in bright sunlight conditions, for reducing the amount of light reflected from the two open pages of the book into the eyes of a person reading the book including a pair of flexible sheets having sunlight reducing characteristics of sunglasses and sized to fit over the two open pages of the book.
    Type: Grant
    Filed: November 14, 1994
    Date of Patent: August 6, 1996
    Inventor: Nicholas B. Robson