Patents by Inventor Stephan Fegert

Stephan Fegert 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).

  • Method and apparatus for control and location of an instrument or appliance
    Patent number: 7668583
    Abstract: The invention relates to an apparatus for location of an instrument or appliance having at least one magnet which produces a magnetic moment at right angles to the appliance shaft and can be rotated independently of the instrument or appliance. This results in a location system which allows precise location at an accurate time, determination of the axis direction and control of an appliance which is being operated in a channel or medium.
    Type: Grant
    Filed: June 10, 2003
    Date of Patent: February 23, 2010
    Assignee: Rayonex Schwingungstechnik GmbH
    Inventors: Stephan Fegert, Eckhardt Hoenig, Wilfried Andrä, Volkmar Schultze
  • METHOD AND APPARATUS FOR CONTROL AND LOCATION OF AN INSTRUMENT OR APPLIANCE
    Publication number: 20050288576
    Abstract: The invention relates to an apparatus for location of an instrument or appliance having at least one magnet which produces a magnetic moment at right angles to the appliance shaft and can be rotated independently of the instrument or appliance. This results in a location system which allows precise location at an accurate time, determination of the axis direction and control of an appliance which is being operated in a channel or medium.
    Type: Application
    Filed: June 10, 2003
    Publication date: December 29, 2005
    Inventors: Stephan Fegert, Eekhardt Hoenig, Wilfried Andra, Volkmar Schultze