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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Panagiotis Antonopoulos — 27 Patents

Microsoft: 27 patents #1,056 of 40,388Top 3%
Redmond, WA: #371 of 8,547 inventorsTop 5%
Washington: #3,049 of 76,902 inventorsTop 4%
Overall (All Time): #142,059 of 4,157,543Top 4%
27 Patents All Time
Panagiotis Antonopoulos has been granted 27 US patents while listed as an inventor at Microsoft. The first was granted in 2015 and the most recent in December 2025. Panagiotis Antonopoulos ranks #142,059 of 4,157,543 US inventors in our database (top 3.4%). Patent records list Panagiotis Antonopoulos in Redmond, WA, US.

Patents per Year

Patents granted per year, 2015 to 2025Bar chart with a peak of 6 patents in 2025.peak 62015: 1 patents20152018: 2 patents20182019: 4 patents20192020: 5 patents20202021: 1 patents20212022: 3 patents20222023: 3 patents20232024: 2 patents20242025: 6 patents2025

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12512999 Asynchronously determining relational data integrity using cryptographic data structures Jakub Szymaszek, Raghav Kaushik, Conor Cunningham 2025-12-30
12493532 System and method for database recovery for encrypted indexes Arvind Arasu, Nitinkumar H. Gupta, Rakhi Jain, Raghav Kaushik, Hanumantha Rao Kodavalla +5 more 2025-12-09
12445415 Verifiable identity map maintaining identities and associated public keys Ramaranthnam Venkatesan, Nishanth Chandran, Srinath Setty, Satyanarayana V. Lokam 2025-10-14
12393720 Blind subpoena protection Ramarathnam Venkatesan, Nishanth Chandran, Srinath T.V. SETTY, Basil CHERIAN, Daniel John CARROLL, JR. +1 more 2025-08-19
12235851 Operation fragmentation with metadata serialization in query processing pushdowns Craig Steven Freedman, Adrian-Leonard Radu, Daniel G. Schall, Hanumantha Rao Kodavalla, Raghavendra Thallam Kodandaramaih +2 more 2025-02-25
12210514 Schema and data modification concurrency in query processing pushdown Craig Steven Freedman, Adrian-Leonard Radu, Daniel G. Schall, Hanumantha Rao Kodavalla, Raghavendra Thallam Kodandaramaih +2 more 2025-01-28
12174987 System and method for representing and verifying a data set using a tree-based data structure 2024-12-24 $262,656,000
11860829 Page split detection and affinity in query processing pushdowns Craig Steven Freedman, Adrian-Leonard Radu, Daniel G. Schall, Hanumantha Rao Kodavalla, Raghavendra Thallam Kodandaramaih +2 more 2024-01-02 $495,095,000
11797523 Schema and data modification concurrency in query processing pushdown Craig Steven Freedman, Adrian-Leonard Radu, Daniel G. Schall, Hanumantha Rao Kodavalla, Raghavendra Thallam Kodandaramaih +2 more 2023-10-24 $295,109,000
11755558 Transaction identifier locking with data row locks Chaitanya Sreenivas Ravella, Prashanth Purnananda, Raghavendra Thallam Kodandaramaih, Peter Byrne, Hanumantha Rao Kodavalla +4 more 2023-09-12 $346,738,000
11671262 Asynchronously determining relational data integrity using cryptographic data structures Jakub Szymaszek, Raghav Kaushik, Conor Cunningham 2023-06-06 $290,714,000
11487766 Operation fragmentation with metadata serialization in query processing pushdowns Craig Steven Freedman, Adrian-Leonard Radu, Daniel G. Schall, Hanumantha Rao Kodavalla, Raghavendra Thallam Kodandaramaih +2 more 2022-11-01 $193,551,000
11379433 Persistent version storage for relational database management system Raghavendra Thallam Kodandaramaih, Peter Byrne, Hanumantha Rao Kodavalla, Wei-Ju Chen, Girish Mittur Venkataramanappa +2 more 2022-07-05 $206,091,000
11275760 Online schema and data transformations 2022-03-15 $318,187,000
11003549 Constant time database recovery Adrian-Leonard Radu, Hanumantha Rao Kodavalla, Peter Byrne, Wei-Ju Chen, Raghavendra Thallam Kodandaramaih +1 more 2021-05-11 $170,098,000
10871945 Resumable merge sort Nitish Upreti, Alexander Thien Tran 2020-12-22 $222,982,000
10769134 Resumable and online schema transformations Alexander Thien Tran 2020-09-08 $110,161,000
10719567 Database query processing on encrypted data Kapil Vaswani, Krishna B. Nibhanupudi, Neerumalla Bala Rama Koteswara Rao 2020-07-21 $123,214,000
10601593 Type-based database confidentiality using trusted computing Donald Kossmann, Ravi Ramamurthy, Kenneth Eguro, Raghav Kaushik, Kedar Dubhashi +4 more 2020-03-24 $62,609,000
10565391 Expression evaluation of database statements for restricted data Raghav Kaushik, Aditya Nigam, Arvind Arasu, Donald Kossmann, Kenneth Eguro +2 more 2020-02-18 $61,429,000
10515077 Execution optimization of database statements involving encrypted data Raghav Kaushik, Aditya Nigam, Arvind Arasu, Donald Kossmann, Kenneth Eguro +4 more 2019-12-24 $81,103,000
10482263 Computing on encrypted data using deferred evaluation Ajay S. Manchepalli, Kapil Vaswani, Haohai Yu, Michael James Zwilling 2019-11-19 $64,062,000
10438008 Row level security Jack S. Richins, Michael James Zwilling, Conor Cunningham, Raul Garcia, Craig Steven Freedman +1 more 2019-10-08 $58,075,000
10210266 Database query processing on encrypted data Kapil Vaswani, Krishna B. Nibhanupudi, Neerumalla Bala Rama Koteswara Rao 2019-02-19 $69,212,000
9875370 Database server and client for query processing on encrypted data Ajay S. Manchepalli, Kapil Vaswani, Haohai Yu, Michael James Zwilling 2018-01-23 $52,883,000