Patents by Inventor Annick Percheron nee Guegan

Annick Percheron nee Guegan 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).

  • New lanthanum and nickel based alloys, their manufacture and their electrochemical applications
    Patent number: 4609599
    Abstract: The invention relates to lanthanum and nickel based alloys comprising components of the La Ni.sub.5 type where the lanthanum and/or nickel are partially substituted, the substituent element comprising a metal M chosen in the VI or VII group of the elements periodic system and this according to an atomic proportion comprised between 0.1 and 2 relative to nickel, and preferably between 0.5 and 1.The invention relates also to hydrogen electrodes made from such an alloy, and to an alkaline electrode type accumulator comprising such an electrode.
    Type: Grant
    Filed: May 18, 1981
    Date of Patent: September 2, 1986
    Assignee: Agence Nationale de Valorisation de la Recherche (ANVAR)
    Inventors: Annick Percheron nee Guegan, Jean-Claude Achard, Guy Bronoel, Joel Sarradin