Patents by Inventor Volkmar Ett

Volkmar Ett 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).

  • Plate for a bipolar battery and a bipolar battery
    Patent number: 8524389
    Abstract: The present invention relates to a plate (20), particularly for a bipolar battery (10), the plate (20) being of the type that comprises a base graphite material (2), a positive active material (3) applied to a first surface (4) of the base material (2) and a negative active material (5) applied to a second surface (6) of the base material (2) opposite the first surface (4), the positive active material (3) having a composition that comprises lead dioxide, conductive carbon fibers and glass microspheres, and the negative active material (5) having a composition that comprises spongy lead, graphite additives and glass microspheres.
    Type: Grant
    Filed: August 6, 2008
    Date of Patent: September 3, 2013
    Assignee: Electrocell Industria e Comercio de Equipamentos Eletricos Ltda.
    Inventors: Gerhard Ett, Angelo Massatoshi Ebesui, Gilberto Janólio, Volkmar Ett
  • Plate for a Bipolar Battery and a Bipolar Battery
    Publication number: 20110143186
    Abstract: The present invention relates to a plate (20), particularly for a bipolar battery (10), the plate (20) being of the type that comprises a base graphite material (2), a positive active material (3) applied to a first surface (4) of the base material (2) and a negative active material (5) applied to a second surface (6) of the base material (2) opposite the first surface (4), the positive active material (3) having a composition that comprises lead dioxide, conductive carbon fibers and glass microspheres, and the negative active material (5) having a composition that comprises spongy lead, graphite additives and glass microspheres.
    Type: Application
    Filed: August 6, 2008
    Publication date: June 16, 2011
    Inventors: Gerhard Ett, Angelo Massatoshi Ebesui, Gilberto Janólio, Volkmar Ett