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Robert H. Bright

KOKoppers: 1 patents #44 of 126Top 35%

Pittsburgh, PA: #4,559 of 7,570 inventorsTop 65%

Pennsylvania: #43,221 of 74,527 inventorsTop 60%

Overall (All Time): #4,110,350 of 4,157,543Top 100%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4199008	Wet sealed standpipe cap	—	1980-04-22