Patents by Inventor Stephan Giebel

Stephan Giebel 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).

  • Multiple-chambered exhaust muffler
    Patent number: 7004283
    Abstract: An exhaust gas muffler of multi-chamber construction includes an outer housing having an upper and lower half shell, an inner shell, and an inner exhaust gas duct through the exhaust gas muffler. The inner exhaust gas duct has at lease one curved outlet pipe that has a first curved section and a straight outlet end runs flush with the outer housing. The invention also covers a method for the production of the multi-chamber exhaust gas muffler.
    Type: Grant
    Filed: April 12, 2001
    Date of Patent: February 28, 2006
    Assignee: J. Eberspächer GmbH & Co. KG
    Inventors: Siegfried Wörner, Herbert Schumacher, Norbert Klein, Helmut Neu, Stephan Giebel
  • Multiple-chambered exhaust muffler
    Publication number: 20040003963
    Abstract: An exhaust gas muffler of multi-chamber construction includes an outer housing having an upper and lower half shell, an inner shell, and an inner exhaust gas duct through the exhaust gas muffler. The inner exhaust gas duct has at lease one curved outlet pipe that has a first curved section and a straight outlet end runs flush with the outer housing. The invention also covers a method for the production of the multi-chamber exhaust gas muffler.
    Type: Application
    Filed: July 15, 2003
    Publication date: January 8, 2004
    Inventors: Siegfried Worner, Herbert Schumacher, Norbert Klein, Helmut Neu, Stephan Giebel