Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
MK

Mark Douglas Kempkey — 21 Patents

DEDexcom: 20 patents #81 of 397Top 25%
Vista, CA: #53 of 868 inventorsTop 7%
California: #27,449 of 386,348 inventorsTop 8%
Overall (All Time): #201,324 of 4,157,543Top 5%
21 Patents All Time
Mark Douglas Kempkey has been granted 21 US patents while listed as an inventor at Dexcom. The first was granted in 2020 and the most recent in December 2025. Mark Douglas Kempkey ranks #201,324 of 4,157,543 US inventors in our database (top 4.8%). Patent records list Mark Douglas Kempkey in Vista, CA, US.

Patents per Year

Patents granted per year, 2020 to 2024Bar chart with a peak of 12 patents in 2022.peak 122020: 1 patents20202021: 5 patents20212022: 12 patents20222023: 1 patents20232024: 1 patents2024

Issued Patents All Time

Showing 1–21 of 21 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
12048533 Evaluation of data to provide decision support for a ketogenic lifestyle Mark Edward Selander, Alexander Michael Diener, Ryan Richard Ruehl, Kazanna Calais Hames, Chad Patterson +7 more 2024-07-30 $195,331,000
11602291 Transcutaneous analyte sensor systems and methods Jason Halac, John Michael Gray, Neal Davis Johnston, Justen Deering England, Peter C. Simpson +5 more 2023-03-14 $446,915,000
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, David A. Keller, Kyle Thomas Stewart +2 more 2022-11-01 $156,921,000
11457841 Preconnected analyte sensors John Charles Barry, Patrick John Castagna, Scott Alexander Fall, David A. Keller, 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
11412966 Transcutaneous analyte sensor systems and methods Jason Halac, John Michael Gray, Neal Davis Johnston, Justen Deering England, Peter C. Simpson +5 more 2022-08-16 $158,007,000
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
11375932 Transcutaneous analyte sensor systems and methods Jason Halac, John Michael Gray, Neal Davis Johnston, Justen Deering England, Peter C. Simpson +5 more 2022-07-05 $302,803,000
11331021 Transcutaneous analyte sensor systems and methods Jason Halac, John Michael Gray, Neal Davis Johnston, Justen Deering England, Peter C. Simpson +5 more 2022-05-17 $136,886,000
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
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
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
11166657 Transcutaneous analyte sensor systems and methods Jason Halac, John Michael Gray, Neal Davis Johnston, Justen Deering England, Peter C. Simpson +5 more 2021-11-09 $494,870,000
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
10905377 Transcutaneous analyte sensors, applicators therefor, and associated methods John Michael Gray, Jennifer Blackwell, Paul V. Neale, Justen Deering England, Andrew Joncich +22 more 2021-02-02 $217,203,000
10898115 Transcutaneous analyte sensor systems and methods Jason Halac, John Michael Gray, Neal Davis Johnston, Justen Deering England, Peter C. Simpson +5 more 2021-01-26 $136,471,000
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 $127,178,000