22 Utility and 1 Design Patents
#14 in Park Ridge, IL
#2,590 in Illinois
#75,267 in US
#147,706 in the World
rank by utility patentsForward Citations = 641
Company Filing History:
Amerace Corporation
Stimsonite Corporation

4. 1 out of 832,540 patents
Other
5. 1 out of 46

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