Patents by Inventor Hans Ulrich Guth

Hans Ulrich Guth 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).

  • Oxygen sorbent compositions and methods of using same
    Patent number: 7347887
    Abstract: Composites and methods useful for oxygen sorption and other uses are presented, the composites comprising: (A) one or more crystalline ceramic oxides selected from compounds within general formula (1): AxA?x?ByB?y?O3-? and ??(1) (B) one or more crystalline ceramic oxides selected from compounds within general formulas (2), (3), (4), (5), (6), (7), and (8): A2BO4-???(2) A2B2O5-???(3) AO(ABO3-?)n??(4) AM2Cu3O7-???(5) Bi4V2(1-x)Me2xO11-3x,??(6) A?B?O3??(7) A2B2O7-?.
    Type: Grant
    Filed: December 6, 2004
    Date of Patent: March 25, 2008
    Assignee: The BOC Group, Inc.
    Inventors: Martin Bülow, Jürgen Böer, Wolfgang Burckhardt, Hans Ulrich Guth, Helmut Ullmann, Vladimir V. Vashook
  • Oxygen sorbent compositions and methods of using same
    Patent number: 7338549
    Abstract: Compositions and methods useful for oxygen sorption and other uses are presented, the compositions A composite material comprising components (A) and (B), wherein component (A) is selected from crystalline ceramic materials capable of forming a stable, reversible perovskite crystal phase at elevated temperatures (T>500° C.), and combinations thereof, and component (B) comprises a metal selected from rhodium (Rh), platinum (Pt), palladium (Pd), nickel (Ni) and silver (Ag), and combinations and alloys of these metals.
    Type: Grant
    Filed: December 6, 2004
    Date of Patent: March 4, 2008
    Assignee: The BOC Group, Inc.
    Inventors: Martin Bülow, Jürgen Böer, Wolfgang Burckhardt, Hans Ulrich Guth, Helmut Ullmann, Vladimir V. Vashook