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Mark N. Middleton

ISIrwin Seating: 1 patents #10 of 22Top 50%

Kinmundy, IL: #1 of 2 inventorsTop 50%

Illinois: #48,934 of 84,256 inventorsTop 60%

Overall (All Time): #3,153,286 of 4,157,543Top 80%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
8407943	Bleacher seating system	Joe B. Sudkamp, Steven R. Madden	2013-04-02