Patents by Inventor Udi Lederer

Udi Lederer 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).

  • Detection of imperfections in precious stones
    Publication number: 20050117145
    Abstract: A system for the inspection of a precious stone, including an energy transfer system for changing the temperature of the stone, at least one imaging device imaging the stone and outputting a thermal map of the stone, an image processing unit utilizing the thermal map to determine regions having changed emission in the thermal map, and an analyzing unit detecting at least one imperfection in the stone from the regions of changed emission.
    Type: Application
    Filed: November 28, 2003
    Publication date: June 2, 2005
    Inventors: Joshua Altman, Moshe Tshuva, Zeev Leshem, Nadav Haas, Avi Kerner, Udi Lederer