Geoffrey B Rhoads: Steganography methods employing embedded calibration data. Digimarc Corporation, Klarquist Sparkman Campbell Leigh & Whinston, June 3, 1997: US05636292 (594 worldwide citation)

An identification code signal is impressed on a carrier to be identified (such as an electronic data signal or a physical medium) in a manner that permits the identification signal later to be discerned and the carrier thereby identified. The method and apparatus are characterized by robustness desp ...

Steven M Hoffberg: System and method for determining contingent relevance. Steven M Hoffberg Esq, Ostrolenk Faber, November 14, 2017: US09818136

A system and method providing for communication and resolution of utility functions between participants, wherein the utility function is evaluated based on local information at the recipient to determine a cost value thereof. A user interface having express representation of both information elemen ...

Click the thumbnails below to visualize the patent trend.