Patents by Inventor Reiner Wenzel

Reiner Wenzel 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).

  • Grinding machine and method
    Patent number: 5921480
    Abstract: The present invention provides an industrial grinding machine and method of grinding by shredding between stationary cutters and rotating cutters placed within a plurality of cutting units, each cutting unit having a blunt stationary cutter and a blunt rotating cutter, which are spaced apart, without the use of sharpened knife blades.
    Type: Grant
    Filed: March 26, 1998
    Date of Patent: July 13, 1999
    Assignee: Grindtech Investments
    Inventor: Reiner Wenzel
  • Shredder separator
    Patent number: 5695131
    Abstract: A device and method for both liberating rubber from other parts of a tire, and cutting the rubber and other parts to an appropriate size for recycling.
    Type: Grant
    Filed: February 26, 1996
    Date of Patent: December 9, 1997
    Assignee: B & W, Inc.
    Inventor: Reiner Wenzel