Patents by Inventor Olivier Liebig

Olivier Liebig 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).

  • Vacuum cleaner, especially floor vacuum cleaner
    Patent number: 8601640
    Abstract: A vacuum cleaner includes a housing, a motor-driven suction fan disposed in the housing, a fan motor and a power supply device configured to provide power supply to the fan motor. The vacuum cleaner also includes both a rechargeable battery and cord reel permanently integrated in the housing such that the vacuum cleaner is configured to be alternately operable in a battery mode and a mains mode.
    Type: Grant
    Filed: December 13, 2006
    Date of Patent: December 10, 2013
    Assignee: Miele & Cie. KG
    Inventors: Andre Bertram, Volker Gerth, Olivier Liebig, Rainer Schultz, Heiko Stork, Dirk Wegener, Manfred Gerhards