Patents by Inventor Stefan Grundel

Stefan Grundel 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 of using ionic liquids to improve the lubrication of chains, steel belts, wheel bearings, roller bearings, and electric motors
    Patent number: 8697618
    Abstract: A method in which an improved lubricating composition containing ionic liquids is used to enable operation of chains, steel belts, wheel bearings, roller bearings, sliding bearings and electric motors for at least 48 hours by reducing the evaporation loss and the lackification tendency of the lubricant due to the lubricant being protected against thermal and oxidative attack.
    Type: Grant
    Filed: April 12, 2012
    Date of Patent: April 15, 2014
    Assignee: Klüber Lubrication München KG
    Inventors: Günther Bodesheim, Martin Schmidt-Amelunxen, Dieter Sohn, Stefan Grundel, Andrea Hoepke