Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Prashanth Purnananda — 3 Patents

Microsoft: 3 patents #13,486 of 40,388Top 35%
Bellevue, WA: #2,778 of 6,950 inventorsTop 40%
Washington: #28,186 of 76,902 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Prashanth Purnananda has been granted 3 US patents while listed as an inventor at Microsoft. The first was granted in 2023 and the most recent in December 2025. Prashanth Purnananda ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Prashanth Purnananda in Bellevue, WA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12511276 Granular tracking of locking queries to reduce locking Srinag Rao Sadananda, Rahul Mittal, Gurunath Gandikota, Srikanth Sampath, Chaitanya Sreenivas Ravella +3 more 2025-12-30
12045223 Method and system for lock after qualification for update queries Chaitanya Sreenivas Ravella, Hanumantha Rao Kodavalla, Craig Steven Freedman, Vasileios Papadimos 2024-07-23 $294,758,000
11755558 Transaction identifier locking with data row locks Chaitanya Sreenivas Ravella, Raghavendra Thallam Kodandaramaih, Peter Byrne, Hanumantha Rao Kodavalla, Girish Mittur Venkataramanappa +4 more 2023-09-12 $346,738,000