Patents by Inventor Sylvia Müller

Sylvia Müller 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).

  • Process, apparatus and slurry for wire sawing
    Patent number: 7195542
    Abstract: A wire saw (1; 100) for cutting a workpiece includes a device (21, 22, 24, 27) for setting, controlling and/or maintaining a predetermined or desired water content in at least part of the gaseous medium that contacts the slurry. With the wire saw according to the invention and the process carried out using this wire saw, it is possible to achieve consistently good surface properties of the resulting wafers over a prolonged period of use of a slurry.
    Type: Grant
    Filed: July 12, 2006
    Date of Patent: March 27, 2007
    Assignee: Freiberger Compound Materials GmbH
    Inventors: Ralf Hammer, André Kleinwechter, Sylvia Müller, Ralf Gruszynsky