Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Derek Affonce — 5 Patents in 2021

CBC.R. Bard: 3 patents #10 of 142Top 8%
DADavol: 2 patents #1 of 13Top 8%
Uxbridge, MA: #3 of 27 inventorsTop 15%
Massachusetts: #568 of 14,123 inventorsTop 5%
Overall (2021): #34,006 of 548,734Top 7%
5 Patents 2021

Issued Patents 2021

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11191604 Surgical instrument with fastener preload lock-out Nathan Stewart Cauldwell, Donald E. Ziniti, Justin Lewis, Augustus Felix, Talia D'Ambruoso 2021-12-07
11134928 Articulating surgical instruments Augustus Felix, Derek J. Leatzow, Nathan Stewart Cauldwell, Kevin J. Ranucci, Tomas Matusaitis +1 more 2021-10-05
11103234 Articulating surgical instruments Augustus Felix, Derek J. Leatzow, Nathan Stewart Cauldwell, Kevin J. Ranucci, Tomas Matusaitis +1 more 2021-08-31
11007030 Surgical instrument with fastener preload lock-out Nathan Stewart Cauldwell, Donald E. Ziniti, Justin Lewis, Augustus Felix, Talia D'Ambruoso 2021-05-18
10932776 Surgical fasteners for articulating surgical instruments Nathan Stewart Cauldwell, Augustus Felix, Kevin J. Ranucci 2021-03-02