Patents by Inventor Denis Dammkoehler

Denis Dammkoehler 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
    Patent number: D529245
    Type: Grant
    Filed: August 10, 2004
    Date of Patent: September 26, 2006
    Assignee: Alfred Kaercher GmbH & Co. KG
    Inventor: Denis Dammkoehler
  • Cleaning apparatus
    Patent number: D542988
    Type: Grant
    Filed: February 13, 2006
    Date of Patent: May 15, 2007
    Assignee: Alfred Kaercher GmbH & Co. KG
    Inventors: Denis Dammkoehler, Christian Rummel
  • Vacuum trash collection vehicle
    Patent number: D549405
    Type: Grant
    Filed: September 11, 2006
    Date of Patent: August 21, 2007
    Assignee: Alfred Kaercher GmbH & Co. KG
    Inventor: Denis Dammkoehler
  • Cleaning apparatus
    Patent number: D570560
    Type: Grant
    Filed: November 13, 2006
    Date of Patent: June 3, 2008
    Assignee: Alfred kaercher GmbH & Co. KG
    Inventors: Denis Dammkoehler, Christian Rummel
  • High pressure cleaner
    Patent number: D571512
    Type: Grant
    Filed: June 12, 2007
    Date of Patent: June 17, 2008
    Assignee: Alfred Kaercher GmbH & Co. KG
    Inventors: Denis Dammkoehler, Tim Storti, Christian Rummel
  • Sweeping machine
    Patent number: D580606
    Type: Grant
    Filed: December 19, 2007
    Date of Patent: November 11, 2008
    Assignee: Alfred Kaercher GmbH & Co. KG
    Inventors: Denis Dammkoehler, Christian Rummel
  • Vacuum cleaner
    Patent number: D581608
    Type: Grant
    Filed: January 3, 2007
    Date of Patent: November 25, 2008
    Assignee: Alfred Kaercher GmbH & Co. KG
    Inventors: Denis Dammkoehler, Christian Rummel
  • Handle for cleaning apparatus
    Patent number: D584018
    Type: Grant
    Filed: April 2, 2008
    Date of Patent: December 30, 2008
    Assignee: Alfred Kaercher GmbH & Co. KG
    Inventors: Denis Dammkoehler, Christian Rummel
  • Handle for a high pressure cleaner
    Patent number: D585609
    Type: Grant
    Filed: May 5, 2008
    Date of Patent: January 27, 2009
    Assignee: Alfred Kaercher GmbH & Co. KG
    Inventors: Denis Dammkoehler, Tim Stori, Christian Rummel
  • Beverage dispenser
    Patent number: D585690
    Type: Grant
    Filed: August 14, 2007
    Date of Patent: February 3, 2009
    Assignee: Alfred Kaercher GmbH & Co. KG
    Inventor: Denis Dammkoehler
  • Sweeping machine
    Patent number: D589662
    Type: Grant
    Filed: February 15, 2008
    Date of Patent: March 31, 2009
    Assignee: Alfred Kaercher GmbH & Co. KG
    Inventors: Denis Dammkoehler, Christian Rummel
  • Steering wheel
    Patent number: D593009
    Type: Grant
    Filed: April 22, 2008
    Date of Patent: May 26, 2009
    Assignee: Alfred Kaercher GmbH & Co. KG
    Inventors: Denis Dammkoehler, Christian Rummel
  • Electric sweeper
    Patent number: D600420
    Type: Grant
    Filed: January 20, 2009
    Date of Patent: September 15, 2009
    Assignee: Alfred Kaercher GmbH & Co. KG
    Inventor: Denis Dammkoehler
  • Bottle
    Patent number: D606413
    Type: Grant
    Filed: August 11, 2008
    Date of Patent: December 22, 2009
    Assignee: Alfred Kaercher GmbH & Co. KG
    Inventor: Denis Dammkoehler