Patents by Inventor Jochen Kuehner

Jochen Kuehner 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).

  • Circuit arrangement for electrical machines
    Publication number: 20030205974
    Abstract: A circuit arrangement for an electrical machine which is connected with at least one phase terminal of the electrical machine, has at least one passive charge pump connectable directly with phase windings of the electrical machine and having another terminal connected through further electronic means with an input/output, at which a switching on/switching off signal for a current supply is produced.
    Type: Application
    Filed: March 31, 2003
    Publication date: November 6, 2003
    Inventors: Jochen Kuehner, Klaus Beulich