Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David A. Keller — 70 Patents

DEDexcom: 29 patents #52 of 397Top 15%
NENexans: 21 patents #3 of 609Top 1%
ALAlcatel: 5 patents #166 of 2,861Top 6%
ASAlcatel Na Cable Systems: 3 patents #3 of 36Top 9%
FSFlir Systems: 2 patents #167 of 411Top 45%
ACAlcatel Cable: 2 patents #8 of 68Top 15%
DEDigitaloptics Corporation East: 2 patents #7 of 27Top 30%
UCUnion Oil Company Of California: 1 patents #196 of 385Top 55%
DIDigitaloptics: 1 patents #51 of 112Top 50%
Charlotte, NC: #23 of 4,868 inventorsTop 1%
North Carolina: #319 of 45,564 inventorsTop 1%
Overall (All Time): #29,186 of 4,157,543Top 1%
70 Patents All Time
David A. Keller has been granted 70 US patents while listed as an inventor at Dexcom. The first was granted in 1992 and the most recent in December 2025. David A. Keller ranks #29,186 of 4,157,543 US inventors in our database (top 0.70%). Patent records list David A. Keller in Charlotte, NC, US.

Issued Patents All Time

Showing 1–25 of 70 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12502132 Transcutaneous analyte sensors, applicators therefor, and associated methods John Michael Gray, Jennifer Blackwell, Paul V. Neale, Justen Deering England, Andrew Joncich +22 more 2025-12-23
D1052736 Transcutaneous analyte sensor applicator Warren Terry, Patrick John Castagna, Young Woo Lee, Joseph J. Baker, Randall Scott Koplin +1 more 2024-11-26
12144615 Preconnected analyte sensors Scott Alexander Fall, Patrick John Castagna 2024-11-19 $54,046,000
12150250 Pre-connected analyte sensors Jason Halac, John Charles Barry, Becky L. Clark, Chris W. Dring, John Michael Gray +11 more 2024-11-19 $54,046,000
12127830 Preconnected analyte sensors Scott Alexander Fall, Patrick John Castagna 2024-10-29 $372,325,000
D1036676 Wearable medical monitoring device John Charles Barry, Young Woo Lee, Louise Emma van den Heuvel, Carol Wood Sutherland, John Stanley Hayes 2024-07-23
11943876 Pre-connected analyte sensors Jason Halac, John Charles Barry, Becky L. Clark, Chris W. Dring, John Michael Gray +11 more 2024-03-26 $236,366,000
11706876 Pre-connected analyte sensors Jason Halac, John Charles Barry, Chris W. Dring, Craig Thomas Gadd, Kyle Thomas Stewart 2023-07-18 $452,944,000
11510625 Transcutaneous analyte sensors, applicators therefor, and associated methods John Michael Gray, Jennifer Blackwell, Paul V. Neale, Justen Deering England, Andrew Joncich +22 more 2022-11-29 $116,024,000
11504063 Transcutaneous analyte sensors, applicators therefor, and associated methods John Michael Gray, Jennifer Blackwell, Paul V. Neale, Justen Deering England, Andrew Joncich +22 more 2022-11-22 $148,847,000
11484228 Preconnected analyte sensors John Charles Barry, Patrick John Castagna, Scott Alexander Fall, Mark Douglas Kempkey, Kyle Thomas Stewart +2 more 2022-11-01 $156,921,000
11457843 Systems and methods for communication with analyte sensor electronics Patrick John Castagna, Warren Terry 2022-10-04 $70,820,000
11457841 Preconnected analyte sensors John Charles Barry, Patrick John Castagna, Scott Alexander Fall, Mark Douglas Kempkey, Kyle Thomas Stewart +2 more 2022-10-04 $70,820,000
11452466 Applicators for applying transcutaneous analyte sensors and associated methods of manufacture Joseph J. Baker, Philip Thomas Pupa, Timothy Joseph Goldsmith, Jonathan Bodnar, Jason Halac +16 more 2022-09-27 $152,612,000
11395631 Transcutaneous analyte sensors, applicators therefor, and associated methods John Michael Gray, Jennifer Blackwell, Paul V. Neale, Justen Deering England, Andrew Joncich +22 more 2022-07-26 $159,310,000
11395607 Applicators for applying transcutaneous analyte sensors and associated methods of manufacture Joseph J. Baker, Philip Thomas Pupa, Timothy Joseph Goldsmith, Jonathan Bodnar, Jason Halac +16 more 2022-07-26 $159,310,000
11382540 Pre-connected analyte sensors Jason Halac, John Charles Barry, Becky L. Clark, Chris W. Dring, John Michael Gray +11 more 2022-07-12 $96,188,000
11350862 Pre-connected analyte sensors Jason Halac, John Charles Barry, Becky L. Clark, Chris W. Dring, John Michael Gray +11 more 2022-06-07 $140,394,000
11331022 Pre-connected analyte sensors Jason Halac, John Charles Barry, Becky L. Clark, Chris W. Dring, John Michael Gray +11 more 2022-05-17 $136,886,000
11311241 Transcutaneous analyte sensors, applicators therefor, and associated methods John Michael Gray, Jennifer Blackwell, Paul V. Neale, Justen Deering England, Andrew Joncich +22 more 2022-04-26 $171,579,000
11311240 Transcutaneous analyte sensors, applicators therefor, and associated methods John Michael Gray, Jennifer Blackwell, Paul V. Neale, Justen Deering England, Andrew Joncich +22 more 2022-04-26 $171,579,000
11207026 Transcutaneous analyte sensors, applicators therefor, and associated methods John Michael Gray, Jennifer Blackwell, Paul V. Neale, Justen Deering England, Andrew Joncich +22 more 2021-12-28 $406,009,000
11160926 Pre-connected analyte sensors Jason Halac, John Charles Barry, Becky L. Clark, Chris W. Dring, John Michael Gray +11 more 2021-11-02 $238,063,000
11134896 Transcutaneous analyte sensors, applicators therefor, and associated methods John Michael Gray, Jennifer Blackwell, Paul V. Neale, Justen Deering England, Andrew Joncich +22 more 2021-10-05 $422,455,000
D926326 Transcutaneous analyte sensor applicator Warren Terry, Patrick John Castagna, Young Woo Lee, Joseph J. Baker, Randall Scott Koplin +1 more 2021-07-27