Patents by Inventor DORTHE WITTJE

DORTHE WITTJE 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).

  • Flexible flat heating element
    Patent number: 8641139
    Abstract: A flexible flat structure has a flexible, flat resistance heating element that is connected to electrodes that are spaced apart from one another for supplying electrical current that is pressed on to the resistance heating element by staples or clamps in a force-fit manner and/or a form-fit manner and provides a more flexible connection.
    Type: Grant
    Filed: January 23, 2012
    Date of Patent: February 4, 2014
    Assignee: Benecke-Kaliko AG
    Inventors: Andreas Gerken, Juergen Buehring, Roland Freudenmann, Dorthe Wittje
  • FLEXIBLE FLAT HEATING ELEMENT
    Publication number: 20120153688
    Abstract: A flexible flat structure has a flexible, flat resistance heating element that is connected to electrodes that are spaced apart from one another for supplying electrical current that is pressed on to the resistance heating element by staples or clamps in a force-fit manner and/or a form-fit manner and provides a more flexible connection.
    Type: Application
    Filed: January 23, 2012
    Publication date: June 21, 2012
    Applicant: BENECKE-KALIKO AG
    Inventors: ANDREAS GERKEN, JÜRGEN BÜHRING, ROLAND FREUDENMANN, DORTHE WITTJE