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David P. O'Bryan

📍 Kennett Square, PA: #10 of 32 inventorsTop 35%
🗺 Pennsylvania: #1,270 of 5,047 inventorsTop 30%
Overall (2004): #237,694 of 270,089Top 90%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6702988 Automatic on-site drug testing system and method Peter J. Sagona 2004-03-09