Patents by Inventor Josef Kracker

Josef Kracker 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).

  • Multiwire saw with improved bearing
    Publication number: 20030145844
    Abstract: A wire saw and method for cutting wafers from a workpiece, in which a saw wire is guided multiple times around wire-guiding rolls. The wire-guiding rolls have a rotatable bearing arrangement and two adjacent wire-guiding rolls delimit a saw gate. The saw has ceramic sliding-contact bearings for rotatably bearing the wire-guiding rolls.
    Type: Application
    Filed: January 29, 2003
    Publication date: August 7, 2003
    Applicant: Wacker-Chemie GmbH
    Inventors: Jorg Lukschandel, Josef Kracker