Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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David A. Keller — 4 Patents in 2020

DEDexcom: 2 patents #55 of 187Top 30%
NENexans: 2 patents #4 of 51Top 8%
Charlotte, NC: #43 of 588 inventorsTop 8%
North Carolina: #363 of 5,993 inventorsTop 7%
Overall (2020): #56,992 of 565,922Top 15%
4 Patents 2020

Issued Patents 2020

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10863944 Transcutaneous analyte sensors, applicators therefor, and associated methods John Michael Gray, Jennifer Blackwell, Paul V. Neale, Justen Deering England, Andrew Joncich +22 more 2020-12-15
10755837 Cable with fiber optic sensor elements Donald Stevens, Pritesh Majmundar, Norman Andrew Punch, Jr., Rakesh Sambaraju, Dan Rouse +1 more 2020-08-25
10741304 Cable with fiber optic sensor elements Donald Stevens, Pritesh Majmundar, Norman Andrew Punch, Jr., Rakesh Sambaraju, Dan Rouse +1 more 2020-08-11
D888252 Transcutaneous analyte sensor applicator Warren Terry, Patrick John Castagna, Young Woo Lee, Joseph J. Baker, Randall Scott Koplin +1 more 2020-06-23