Patents by Inventor TOBIN GAEDKE

TOBIN GAEDKE 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).

  • THERMOCHROMIC BAR CODE
    Publication number: 20020056756
    Abstract: A bar code 10 incorporating thermochromic materials in selected modules 20 such that its code changes with temperature. Below a specified temperature, the bar code 10 displays the code as in FIG. 3. Above this temperature, the bar code 10 shows a new code as in FIG. 2. The bar code 10 is printed with conventional printing equipment (not shown) onto conventional printing media, and is scanned with conventional bar code scanning equipment (not shown).
    Type: Application
    Filed: December 3, 1999
    Publication date: May 16, 2002
    Inventors: JON CAMERON, TOBIN GAEDKE