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Richard P. Williams

📍 Columbia, MD: #33 of 130 inventorsTop 30%
🗺 Maryland: #543 of 2,389 inventorsTop 25%
Overall (2003): #133,259 of 273,478Top 50%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6640382 Mobile filter cleaning system David H. Shupe, Thomas M. Holman, Keith Blair 2003-11-04