Patents by Inventor Polat ser

Polat ser 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).

  • Exhaust gas purification apparatus for an internal combustion engine of motor vehicles
    Patent number: 4353208
    Abstract: An exhaust gas purification apparatus for an internal combustion engine including a catalyst chamber containing a catalyst composition for the catalytic conversion of harmful substances contained in the exhaust gases wherein the interior wall of the exhaust pipe connecting the engine with the catalyst chamber is provided with a catalytically active coating for at least a portion of its length.
    Type: Grant
    Filed: August 19, 1980
    Date of Patent: October 12, 1982
    Assignee: Deutsche Gold- und Silber-Scheideanstalt Vormals Roessler
    Inventors: Herbert Volker, Polat ser