Patents by Inventor Hillary Saenz

Hillary Saenz 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).

  • Comparator
    Patent number: 5007642
    Abstract: A comparator device for use in comparing a first series of numbers written on a writing surface provided on the face of the device with a second series of numbers imprinted on a sheet of paper which can be fed through an internal passageway formed between the facing assembly of the device and a backing member so the numbers can be viewed through a reading window provided with a magnifying glass for magnifying the second series of numbers.
    Type: Grant
    Filed: March 15, 1990
    Date of Patent: April 16, 1991
    Inventors: Mark Henry, Hillary Saenz