Patents by Inventor Fernando Perez Ortiz

Fernando Perez Ortiz 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).

  • Electrochemical element or cell and a cathode for same
    Patent number: 7195843
    Abstract: An electrochemical element or cell and a cathode for same which contains an anode, a separator, and a cathode composed of manganese dioxide; this cathode incorporates an inorganic crystalline additive of tungsten oxide, compounds of zirconium, titanium oxide with rutile structure, yttrium oxide, cerium oxide, zeolites and aluminosilicates, and at least one of these is present in a proportion or range between one ten thousandth (0.0001) and ten (10) percent by weight of the cathode mass.
    Type: Grant
    Filed: December 12, 2003
    Date of Patent: March 27, 2007
    Assignee: Celaya, Emparanza y Galdos, S.A. (Cegasa)
    Inventors: Francisco Javier Alday Lesaga, Fernando Perez Ortiz, Igor Cantero Uribe-Echeberria, Hana Krysova, Dina Fattakhova, Petr Krtil
  • Electrochemical element or cell and a cathode for same
    Publication number: 20040146783
    Abstract: An electrochemical element or cell and a cathode for same which contains an anode, a separator, and a cathode composed of manganese dioxide; this cathode incorporates an inorganic crystalline additive of tungsten oxide, compounds of zirconium, titanium oxide with rutile structure, yttrium oxide, cerium oxide, zeolites and aluminosilicates, and at least one of these is present in a proportion or range between one ten thousandth (0.0001) and ten (10) percent by weight of the cathode mass.
    Type: Application
    Filed: December 12, 2003
    Publication date: July 29, 2004
    Inventors: Francisco Javier Alday Lesaga, Fernando Perez Ortiz, Igor Cantero Uribe-Echeberria, Hana Krysova, Dina Fattakhova, Petr Krtil