Patents by Inventor Helmut Mohwald

Helmut Mohwald 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).

  • Optically transparent polymeric solid electrolyte
    Patent number: 6361709
    Abstract: Optically transparent polymeric solid electrolytes comprising a polymeric binder, a filler, a conductive salt, an ion-solvating plasticizer and, if desired, further additives and auxiliaries, a process for the preparation of solid electrolytes of this type, by compounding and thermoplastic shaping, and their use in electrochromic systems and displays.
    Type: Grant
    Filed: May 23, 2000
    Date of Patent: March 26, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Stephan Bauer, Bernd Bronstert, Helmut Möhwald, Michael Neuss, Uwe Burkhardt
  • Production of moldings for lithium ion batteries
    Publication number: 20010021473
    Abstract: A molding, preferably a film-like molding, is produced by a process which comprises the following stage:
    Type: Application
    Filed: February 12, 2001
    Publication date: September 13, 2001
    Applicant: EMTEC MAGNETICS GmbH
    Inventors: Stephan Bauer, Bernd Bronstert, Uwe Burkhardt, Franz Weingart, Thomas Kessler, Helmut Mohwald, Florian Hennenberger
  • Substituted polythiophenes, processes for their preparation their use
    Patent number: 6242561
    Abstract: Novel polythiophene-containing structural units of the general formulae (I) and (II) processes for their preparation, monomers for their preparation, their use in various industrial fields, and an electrically conductive material comprising these.
    Type: Grant
    Filed: January 8, 1999
    Date of Patent: June 5, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Helmut Möhwald, Vladimir Belov, Wolfgang Schrof
  • Polyselenophenes, the preparation thereof and the use thereof
    Patent number: 6197922
    Abstract: Novel polyselenophenes comprising one or more structural units of the formulae (I) or (II) or (I) and (II) processes for preparing them, monomers for their preparation, their use in various technical sectors, and an electrically conducting material comprising them.
    Type: Grant
    Filed: September 9, 1998
    Date of Patent: March 6, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Helmut Möhwald, Vladimir Belov, Wolfgang Schrof