Patents by Inventor Frank Kretz

Frank Kretz 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).

  • Alignment of semiconductor wafers and other articles
    Publication number: 20050004701
    Abstract: A wafer or some other article is aligned while being held by an end-effector.
    Type: Application
    Filed: June 9, 2004
    Publication date: January 6, 2005
    Inventors: Alexander Berger, Frank Kretz