Patents by Inventor Keith P. Weigman

Keith P. Weigman 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).

  • Method and apparatus for aligning a cassette handler
    Publication number: 20030154002
    Abstract: Methods and apparatuses for aligning workpiece and cassette handlers in an automated workpiece handling system are provided. The apparatus comprises an alignment pin and a frame adapted to be supported by a cassette handler support surface. The frame has first and second apertures defined by first and second alignment surfaces which are adapted to receive the alignment pin. The robot blade has a blade aperture which is defined by a blade alignment surface which is adapted to receive the alignment pin when the robot blade is positioned in a first predetermined position when the pin is received by the first aperture and the blade aperture. The blade alignment surface is further adapted to receive the alignment pin when the robot blade is positioned in a second predetermined position when the pin is received by the second aperture and the blade aperture.
    Type: Application
    Filed: December 17, 2002
    Publication date: August 14, 2003
    Applicant: Applied Materials, Inc.
    Inventors: Alan Rick Lappen, Keith P. Weigman, Ronald Vern Schauer