Patents by Inventor Thomas Bachtle

Thomas Bachtle 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 and device for processing plate-like workpieces
    Patent number: 5674566
    Abstract: The proposal is for a process and device for machining plate-like workpieces, especially silicon wafers or glass masks by coating the surface with a liquid, making use of capillary forces to distribute the liquid over the surface. To this end, a narrow slit is formed in which capillary forces act on the liquid. Features of the process are low liquid consumption and insensitivity to soiling.
    Type: Grant
    Filed: December 15, 1995
    Date of Patent: October 7, 1997
    Inventors: Russell Morgan, Thomas Bachtle