DO

David P. O'Bryan

📍 Kennett Square, PA: #15 of 30 inventorsTop 50%
🗺 Pennsylvania: #1,500 of 5,512 inventorsTop 30%
Overall (2002): #233,344 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6488669 Collection cup for an automatic on-site drug testing system Peter J. Sagona, Michael Bucholtz 2002-12-03