Patents by Inventor Klaus Wetscher

Klaus Wetscher 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 body
    Patent number: 5129189
    Abstract: A grinding body having a matrix comprising a binding agent (1), abrasive grain (2) and filling materials. The matrix which is of a Shore hardness of between D 35 to D 95, preferably D 70 to D 80, is provided with filling means comprising porous conglomerates (3).
    Type: Grant
    Filed: June 11, 1991
    Date of Patent: July 14, 1992
    Assignee: Tyrolit Schleifmittelwerke Swarovski K.G.
    Inventor: Klaus Wetscher