Patents by Inventor Uwe Huellig

Uwe Huellig 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).

  • Device and method to lift magnetizable carrier particles from a mixture of toner particles and magnetizable carrier particles
    Patent number: 6975826
    Abstract: In a device and method for lifting magnetizable carrier particles from a mixture of toner particles, a cover of a collecting element interface device is arranged such that it can be rotated around a stator with a magnet. The cover comprises a spiral that, given rotation of the cover, conveys the carrier particles in an axial direction.
    Type: Grant
    Filed: September 26, 2003
    Date of Patent: December 13, 2005
    Assignee: Océ Printing Systems GmbH
    Inventors: Ralf Selinger, Uwe Huellig, Stefan Niederhofer