Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David C. Kale — 1 Patent

Microsoft: 1 patents #24,968 of 40,388Top 65%
Los Angeles, CA: #7,104 of 12,377 inventorsTop 60%
California: #249,524 of 386,348 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
David C. Kale has been granted 1 US patent while listed as an inventor at Microsoft. All of these patents were granted in 2020. David C. Kale ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list David C. Kale in Los Angeles, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10709383 Wrist-worn pulse transit time sensor Daniel Morris, Desney S. Tan, T. Scott Saponas, Shwetak N. Patel, Nicolas Villar +5 more 2020-07-14