Patents by Inventor Anja Amann

Anja Amann 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).

  • Use of additives in electrolyte for electrochemical cells
    Patent number: 6924066
    Abstract: The invention relates to the use of salt-based compounds as additives in electrolytes for improvinq the properties of electrochemical cells.
    Type: Grant
    Filed: February 25, 2003
    Date of Patent: August 2, 2005
    Assignee: Merck Patent GmbH
    Inventors: Udo Heider, Michael Schmidt, Anja Amann, Marlies Niemann, Andreas Kühner
  • Reduced positive-electrode material in an electrochemical cell
    Patent number: 6727020
    Abstract: The invention relates to a modified oxidic material, such as, for example, a tin oxide, as active positive-electrode material in, for example, an electrochemical cell.
    Type: Grant
    Filed: May 24, 2001
    Date of Patent: April 27, 2004
    Assignee: Merck Patent Gesellschaft mit beschränkter Haftung
    Inventors: Lilia Heider, Natascha Lotz, Tanja Sandner, Mathias Rothenburger, Anja Amann
  • Use of additives in electrolyte for electrochemical cells
    Publication number: 20030228524
    Abstract: The invention relates to the use of salt-based compounds as additives in electrolytes for improvinq the properties of electrochemical cells.
    Type: Application
    Filed: February 25, 2003
    Publication date: December 11, 2003
    Inventors: Udo Heider, Michael Schmidt, Anja Amann, Marlies Niemann, Andreas Kuhner
  • Doped positive-electrode material in electrochemical cells
    Patent number: 6573005
    Abstract: An electrode having a positive-electrode material. The positive electrode material is a tin oxide doped with F, Cl, Br, I, S, Se, Te, B, N or P anions.
    Type: Grant
    Filed: May 25, 2001
    Date of Patent: June 3, 2003
    Assignee: Merck Patentgesellschaft
    Inventors: Lilia Heider, Natascha Lotz, Tanja Sandner, Mathias Rothenburger, Anja Amann
  • Use of additives in electrolyte for electrochemical cells
    Patent number: 6548212
    Abstract: The invention relates to the use of salt-based compounds as additives in electrolytes for improving the properties of electrochemical cells.
    Type: Grant
    Filed: March 13, 2000
    Date of Patent: April 15, 2003
    Assignee: Merck Patent GmbH
    Inventors: Udo Heider, Michael Schmidt, Anja Amann, Marlies Niemann, Andreas Kühner
  • Reduced positive-electrode material in an electrochemical cell
    Publication number: 20020028381
    Abstract: The invention relates to a modified oxidic material, such as, for example, a tin oxide, as active positive-electrode material in, for example, an electrochemical cell.
    Type: Application
    Filed: May 24, 2001
    Publication date: March 7, 2002
    Applicant: MERCK PATENT GESELLSCHAFT MIT
    Inventors: Lilia Heider, Natascha Lotz, Tanja Sandner, Mathias Rothenburger, Anja Amann
  • Doped positive-electrode material in electrochemical cells
    Publication number: 20020009640
    Abstract: An electrode having a positive-electrode material. The positive electrode material is a tin oxide doped with F, Cl, Br, I, S, Se, Te, B, N or P anions.
    Type: Application
    Filed: May 25, 2001
    Publication date: January 24, 2002
    Applicant: Merck Patent GmbH
    Inventors: Lilia Heider, Natascha Lotz, Tanja Sandner, Mathias Rothenburger, Anja Amann