Patent ID: 7065228
Filing Date: 2006-06-20
Classification: B29C,G06K,G06T

Abstract:
1. A method of steganographically marking an object comprising: providing a steganographically encoded image, wherein the steganographic encoding is generally imperceptible to a human viewer of the image, but is machine-readable with computer analysis; printing the steganographically encoded image onto a print receiving material, the print receiving material comprising a top surface and a bottom surface, wherein the print receiving material receives the print on the bottom surface, and wherein the image is perceptible to a human viewer of the image when viewed through the top surface of the print receiving material; providing the printed encoded print receiving material to an injection mold, wherein the bottom surface of the printed encoded print receiving material is positioned so as to be adjacent to a second material to be injected into the mold; and injection molding the printed encoded print receiving material and the second material.