WD

William Duffield

📍 Collegeville, PA: #42 of 101 inventorsTop 45%
🗺 Pennsylvania: #2,522 of 7,529 inventorsTop 35%
Overall (2017): #198,772 of 506,227Top 40%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9707100 Interbody fusion device and system for implantation Katherine Elizabeth Brown, James A. Sack 2017-07-18