Patents by Inventor Joseph Zyss

Joseph Zyss 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).

  • Molecular crystal for non-linear optics
    Patent number: 4376899
    Abstract: The invention relates to crystals for use in non-linear optics.According to the invention, these crystals are formed by 3 and/or 5-methyl-4-nitropyridine-1-oxide molecules.Application to the conversion of optical frequencies and to electrooptics.
    Type: Grant
    Filed: October 8, 1981
    Date of Patent: March 15, 1983
    Inventors: Dahiel Chemla, Joseph Zyss, Jean-Francois Nicoud