Patents by Inventor Philip Hanefeld

Philip Hanefeld 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 expanded graphite in lithium/sulphur batteries
    Patent number: 9577243
    Abstract: The present invention relates to a solid composite for use in the cathode of a lithium-sulphur electric current producing cell wherein the solid composite comprises 1 to 75 wt.-% of expanded graphite, 25 to 99 wt.-% of sulphur, 0 to 50 wt.-% of one or more further conductive agents other than expanded graphite, and 0 to 50 wt.
    Type: Grant
    Filed: May 26, 2011
    Date of Patent: February 21, 2017
    Assignee: Sion Power Corporation
    Inventors: Ruediger Schmidt, Alexander Panchenko, Bastian Ewald, Philip Hanefeld, Sorin Ivanovici, Helmut Moehwald, Igor P. Kovalev
  • USE OF EXPANDED GRAPHITE IN LITHIUM/SULPHUR BATTERIES
    Publication number: 20130164635
    Abstract: The present invention relates to a solid composite for use in the cathode of a lithium- sulphur electric current producing cell wherein the solid composite comprises 1 to 75 wt.-% of expanded graphite, 25 to 99 wt.-% of sulphur, 0 to 50 wt.-% of one or more further conductive agents other than expanded graphite, and 0 to 50 wt.
    Type: Application
    Filed: May 26, 2011
    Publication date: June 27, 2013
    Applicant: Sion Power Corporation
    Inventors: Ruediger Schmidt, Alexander Panchenko, Bastian Ewald, Philip Hanefeld, Sorin Ivanovici, Helmut Moehwald, Igor P. Kovalev