Patents by Inventor Randy C. Lange

Randy C. Lange 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).

  • Quick change rotary screen printing apparatus
    Patent number: 5247882
    Abstract: The rotary screen printing apparatus is designed for ease of operation including adjustments and changes. A pivoting mounting frame mounts the print screen roll which may be easily withdrawn from one side of the roll by use of a bayonet fitting and removable bearing race and frame.
    Type: Grant
    Filed: May 10, 1991
    Date of Patent: September 28, 1993
    Assignee: Illinois Tool Works Inc.
    Inventors: Jon C. Zook, Robert A. Bourgeois, Randy C. Lange, Charles E. Harriman