Patents by Inventor Sebastien Mathieu

Sebastien Mathieu 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).

  • Polymer electrolyte; and an electrochemical device equipped with such a polymer electrolyte
    Patent number: 7700241
    Abstract: Disclosed is a polymer electrolyte for use in an electrochemical device. Said polymer electrolyte comprises at least one polymer having ion-exchangeable functional groups. The polymer also comprises ionic liquid functional groups. The ion-exchangeable functional groups comprise a polymer-bound anionic group, such as a sulfonate, a carboxylate, and a phosphonate or any anionic surfactant group. Also disclosed is an electrical device that comprises said polymer electrolyte material. Such electrical device preferably consists of a fuel cell, an electrical battery, a super capacitor, an electrochromic window or a solar cell.
    Type: Grant
    Filed: May 25, 2005
    Date of Patent: April 20, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Adam Samuel Best, Sebastien Mathieu Jean Viale, Stephen James Picken