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Hans J. De Witte

MOMobay: 1 patents #65 of 172Top 40%

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

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

Overall (All Time): #3,951,189 of 4,157,543Top 100%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4741781	Iron oxide pigment suspensions and slurries	—	1988-05-03