Patents by Inventor Eckhard Ruoff

Eckhard Ruoff 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).

  • Water filtration system
    Patent number: D546113
    Type: Grant
    Filed: May 24, 2005
    Date of Patent: July 10, 2007
    Assignee: Brita GmbH
    Inventor: Eckhard Ruoff
  • Flowmeter
    Patent number: D709394
    Type: Grant
    Filed: October 22, 2012
    Date of Patent: July 22, 2014
    Assignee: Rothenberger AG
    Inventor: Eckhard Ruoff
  • Blasting device
    Patent number: D759134
    Type: Grant
    Filed: May 26, 2015
    Date of Patent: June 14, 2016
    Assignee: Renfert GmbH
    Inventors: Sven Goldhagen, Eckhard Ruoff
  • Door terminal
    Patent number: D766070
    Type: Grant
    Filed: June 16, 2015
    Date of Patent: September 13, 2016
    Assignee: Sphinx Electronics GmbH & Co KG
    Inventor: Eckhard Ruoff
  • Door terminal
    Patent number: D771471
    Type: Grant
    Filed: June 16, 2015
    Date of Patent: November 15, 2016
    Assignee: Sphinx Electronics GmbH & Co KG
    Inventor: Eckhard Ruoff