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USPTO Patent Rankings Data through Dec 31, 2025
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Derek Affonce — 17 Patents

CBC.R. Bard: 9 patents #92 of 1,139Top 9%
DADavol: 4 patents #4 of 53Top 8%
GAGyrus Acmi: 3 patents #100 of 285Top 40%
Uxbridge, MA: #14 of 121 inventorsTop 15%
Massachusetts: #7,047 of 88,656 inventorsTop 8%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Derek Affonce has been granted 17 US patents while listed as an inventor at C.R. Bard. The first was granted in 2013 and the most recent in April 2025. Derek Affonce ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Derek Affonce in Uxbridge, MA, US.

Patents per Year

Patents granted per year, 2013 to 2025Bar chart with a peak of 5 patents in 2021.peak 52013: 1 patents20132014: 2 patents20142019: 1 patents20192020: 1 patents20202021: 5 patents20212022: 1 patents20222023: 2 patents20232024: 2 patents20242025: 2 patents2025

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
12274435 Articulating surgical instruments Augustus Felix, Derek J. Leatzow, Nathan Stewart Cauldwell, Kevin J. Ranucci, Tomas Matusaitis +1 more 2025-04-15
12245765 Surgical fasteners for articulating surgical instruments Nathan Stewart Cauldwell, Augustus Felix, Kevin J. Ranucci 2025-03-11
11957343 Surgical fasteners for articulating surgical instruments Nathan Stewart Cauldwell, Augustus Felix, Kevin J. Ranucci 2024-04-16
11944289 Articulating surgical instruments Augustus Felix, Derek J. Leatzow, Nathan Stewart Cauldwell, Kevin J. Ranucci, Tomas Matusaitis +1 more 2024-04-02
11690693 Surgical instrument with fastener preload lockout Nathan Stewart Cauldwell, Augustus Felix, Talia D'Ambruoso 2023-07-04
11642189 Surgical instrument with fastener preload lock-out Nathan Stewart Cauldwell, Donald E. Ziniti, Justin Lewis, Augustus Felix, Talia D'Ambruoso 2023-05-09
11419603 Articulating surgical instruments Augustus Felix, Derek J. Leatzow, Nathan Stewart Cauldwell, Kevin J. Ranucci, Tomas Matusaitis +1 more 2022-08-23
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
10779813 Articulating surgical instruments Augustus Felix, Derek J. Leatzow, Nathan Stewart Cauldwell, Kevin J. Ranucci, Tomas Matusaitis +1 more 2020-09-22
10314601 Surgical tool for removing kidney stone Gregory S. Konstorum, Judy L. Walish, Michael James Perriello 2019-06-11
D700323 Non-rotating electrosurgical hand piece Mandred Held 2014-02-25
D700324 Rotating electrosurgical hand piece Mandred Held 2014-02-25
8388900 Apparatus and method for treating impurities in air and materials Karen Benedek, Philip C. Carbone 2013-03-05

Frequent Collaborators

Augustus Felix13 shared
Nathan Stewart Cauldwell13 shared
Kevin J. Ranucci9 shared
Tomas Matusaitis6 shared
Alan Bachman6 shared
Derek J. Leatzow6 shared

Nearby-Ranked Inventors

Michael John Caelwaerts17
Umut Zalluhoglu17
Austino Longo17
Till Bredbeck17
Mircea Grigore17
Achim Klein17
Manesh Nadupparambil Sekharan17
Yoshiaki Nishikawa17
Evan Sparks17