Patents by Inventor John Wilhem Geus

John Wilhem Geus 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).

  • Graphitic material loaded with alkali metal
    Patent number: 6426376
    Abstract: A graphitic material having an accessible surface of at least 50 m2 per gram, wherein 0.1-40% by weight, based on the weight of the material, of at least one alkali metal is taken up between the graphite layers.
    Type: Grant
    Filed: June 27, 2000
    Date of Patent: July 30, 2002
    Assignees: Universiteit Utrecht, U-Cat B.V.
    Inventor: John Wilhem Geus