Patents by Inventor Stefan Koitzsch

Stefan Koitzsch 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).

  • Coffee machine
    Patent number: D522792
    Type: Grant
    Filed: November 23, 2004
    Date of Patent: June 13, 2006
    Assignee: Societe des Produits Nestle S.A.
    Inventors: Stefan Koitzsch, Micha Daniels
  • Automatic coffee maker
    Patent number: D481580
    Type: Grant
    Filed: July 29, 2002
    Date of Patent: November 4, 2003
    Assignee: BSH Bosch und Siemens Hausgeräte GmbH
    Inventors: Micha Daniels, Stefan Koitzsch
  • Automatic coffee maker
    Patent number: D481901
    Type: Grant
    Filed: July 29, 2002
    Date of Patent: November 11, 2003
    Assignee: BSH Bosch und Siemens Hausgeräte GmbH
    Inventors: Micha Daniels, Stefan Koitzsch
  • Vacuum cleaner
    Patent number: D606268
    Type: Grant
    Filed: August 27, 2008
    Date of Patent: December 15, 2009
    Assignee: BSH Bosch und Siemens Hausgeraete GmbH
    Inventors: Micha Daniels, Helmut Kaiser, Stefan Koitzsch, Jörg Schröter