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USPTO Patent Rankings Data through Dec 31, 2025
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David Kumar — 6 Patents

ALAlivecor: 3 patents #21 of 29Top 75%
EPElectric Planet: 3 patents #6 of 10Top 60%
San Jose, CA: #9,609 of 32,062 inventorsTop 30%
California: #94,478 of 386,348 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
David Kumar has been granted 6 US patents while listed as an inventor at Alivecor. The first was granted in 2003 and the most recent in July 2025. David Kumar ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list David Kumar in San Jose, CA, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12357217 Integrated sport electrocardiogramy system — 2025-07-15
12244999 Digital stethoscope Vinod Khosla 2025-03-04
11882402 Digital stethoscope Vinod Khosla 2024-01-23
6971882 Method and apparatus for providing interactive karaoke entertainment Subutai Ahmad 2005-12-06
6692259 Method and apparatus for providing interactive karaoke entertainment Subutai Ahmad 2004-02-17
6514083 Method and apparatus for providing interactive karaoke entertainment Subutai Ahmad 2003-02-04

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Michael F. Vollero6
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Alexander Matrosov6
Rouzbeh Behnia6
Carole Chapelat6
Mina Sedaghat6
Martinus Johannes Donatus Brakkee6