Patents by Inventor Walter Schumacher-Ruf

Walter Schumacher-Ruf 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).

  • Antifriction bearing comprising integrated lubricating material
    Publication number: 20060274985
    Abstract: The invention relates to an antifriction bearing with integrated lubrication, wherein the surfaces of the parts moved relative to each other are in contact. At least a portion of at least one of the parts has a coating (52, 53) with a lubricant.
    Type: Application
    Filed: December 12, 2003
    Publication date: December 7, 2006
    Inventors: Martin Engler, Edmund Foehr, Walter Schumacher-Ruf