Patents by Inventor Christian Schwamkrug

Christian Schwamkrug 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).

  • Solo-mixer
    Patent number: D446995
    Type: Grant
    Filed: July 28, 2000
    Date of Patent: August 28, 2001
    Assignee: BSH Bosch und Siemens Hausgeraete GmbH
    Inventors: Ferdinand A. Porsche, Christian Schwamkrug
  • Developer supplying device for an image forming apparatus
    Patent number: D451538
    Type: Grant
    Filed: March 16, 2001
    Date of Patent: December 4, 2001
    Assignee: Kyocera Mita Corporation
    Inventors: Christian Schwamkrug, Tsutomu Ashikari
  • Electronic still camera
    Patent number: D457902
    Type: Grant
    Filed: June 5, 2001
    Date of Patent: May 28, 2002
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Ferdinand Alexander Porsche, Christian Schwamkrug
  • Juicer
    Patent number: D472775
    Type: Grant
    Filed: February 28, 2002
    Date of Patent: April 8, 2003
    Assignee: BSH Bosch und Siemens Hausgerate GmbH
    Inventor: Christian Schwamkrug
  • Combined juicer and strainer
    Patent number: D473431
    Type: Grant
    Filed: February 28, 2002
    Date of Patent: April 22, 2003
    Assignees: BSH Bosch und Siemens Hausgeraete GmbH, Porsche Design GesmbH
    Inventor: Christian Schwamkrug
  • Faucet handle
    Patent number: D482760
    Type: Grant
    Filed: April 10, 2003
    Date of Patent: November 25, 2003
    Assignee: Friedrich Grohe AG & Co. KG
    Inventors: Simon Fraser, Ferdinand Alexander Porsche, Christian Schwamkrug
  • Automatic coffeemaker
    Patent number: D486345
    Type: Grant
    Filed: July 29, 2002
    Date of Patent: February 10, 2004
    Assignees: BSH Bosch und Siemens Hausgeräte GmbH, Porsche Design GmbH
    Inventor: Christian Schwamkrug
  • Spigot
    Patent number: D487923
    Type: Grant
    Filed: April 11, 2003
    Date of Patent: March 30, 2004
    Assignee: Friedrich Grohe AG & Co. KG
    Inventors: Simon Fraser, Ferdinand Alexander Porsche, Christian Schwamkrug
  • Kitchen scale
    Patent number: D489014
    Type: Grant
    Filed: March 5, 2003
    Date of Patent: April 27, 2004
    Assignee: BSH Bosch und Siemens Hausgeräte GmbH
    Inventor: Christian Schwamkrug
  • Towel bar
    Patent number: D489559
    Type: Grant
    Filed: April 14, 2003
    Date of Patent: May 11, 2004
    Assignee: Friedrich Grohe AG & Co. KG
    Inventors: Simon Fraser, Ferdinand Alexander Porsche, Christian Schwamkrug
  • Sink faucet
    Patent number: D490503
    Type: Grant
    Filed: April 14, 2003
    Date of Patent: May 25, 2004
    Assignee: Friedrich Grohe AG & Co. KG
    Inventors: Simon Fraser, Ferdinand Alexander Porsche, Christian Schwamkrug
  • Bathtub faucet
    Patent number: D492390
    Type: Grant
    Filed: April 11, 2003
    Date of Patent: June 29, 2004
    Assignee: Friedrich Grohe AG & Co. KG
    Inventors: Simon Fraser, Ferdinand Alexander Porsche, Christian Schwamkrug
  • Shower faucet
    Patent number: D493211
    Type: Grant
    Filed: April 11, 2003
    Date of Patent: July 20, 2004
    Assignee: Friedrich Grohe AG & Co. KG
    Inventors: Simon Fraser, Ferdinand Alexander Porsche, Christian Schwamkrug
  • Bathroom hook
    Patent number: D499256
    Type: Grant
    Filed: April 16, 2003
    Date of Patent: December 7, 2004
    Assignee: Friedrich Grohe AG & Co. KG
    Inventors: Simon Fraser, Ferdinand Alexander Porsche, Christian Schwamkrug
  • Boat
    Patent number: D313389
    Type: Grant
    Filed: October 25, 1988
    Date of Patent: January 1, 1991
    Assignee: Kineo Boote Handelsges.M.B.H. & Co. KG
    Inventors: Joerg Tragatschnig, Christian Schwamkrug, Ferdinand A. Porsche
  • Adjustable desk lamp
    Patent number: D324274
    Type: Grant
    Filed: January 16, 1990
    Date of Patent: February 25, 1992
    Assignee: Porsche Design Gesellschaft m.b.H.
    Inventors: Christian Schwamkrug, Ferdinand A. Porsche
  • Toner container for printer
    Patent number: D410947
    Type: Grant
    Filed: December 4, 1997
    Date of Patent: June 15, 1999
    Assignee: Kyocera Corporation
    Inventor: Christian Schwamkrug