Patents by Inventor Stephan Ruediger

Stephan Ruediger 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).

  • Electrode arrangement for a fuel cell having sectored headplates
    Patent number: 7306865
    Abstract: In order to increase the output of a fuel cell, the fuel cell has an electrode arrangement comprising a number of series-connected electrode bundles (1-6), each consisting of a number of parallelly connected electrodes (7) and each being electrically connected and captive at the ends.
    Type: Grant
    Filed: July 4, 2002
    Date of Patent: December 11, 2007
    Assignee: 2S-Sophisticated Systems Limited
    Inventor: Stephan Rüdiger Blum
  • Method for the preparation of high surface area metal fluorides
    Publication number: 20060052649
    Abstract: The present invention is related to a method for preparing an amorphous metal fluoride of the formula MX+FX-? comprising the steps of a) providing a precursor, whereby the precursor comprises a structure having a formula of Mx+F(x-?)-yBy; and b) reacting the precursor with a fluorinating agent generating the amorphous metal flouride having a formula of Mx+Fx-?, whereby M is selected from the group comprising metals of the second, third and fourth main group and any subgroup of the periodic table, B is a coordinately bound group; x is any integer of 2 or 3; y is any integer between 1 and 3; ? is 0 to 0.1; and x??>y.
    Type: Application
    Filed: January 7, 2004
    Publication date: March 9, 2006
    Inventors: Erhard Kemnitz, Udo Gross, Stephan Ruediger