Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Yordan Rouskov — 48 Patents

Microsoft: 48 patents #367 of 40,388Top 1%
Kirkland, WA: #84 of 3,517 inventorsTop 3%
Washington: #1,215 of 76,902 inventorsTop 2%
Overall (All Time): #57,596 of 4,157,543Top 2%
48 Patents All Time
Yordan Rouskov has been granted 48 US patents while listed as an inventor at Microsoft. The first was granted in 2007 and the most recent in October 2024. Yordan Rouskov ranks #57,596 of 4,157,543 US inventors in our database (top 1.4%). Patent records list Yordan Rouskov in Kirkland, WA, US.

Patents per Year

Patents granted per year, 2007 to 2024Bar chart with a peak of 8 patents in 2017.peak 82007: 1 patents20072010: 2 patents2011: 2 patents20112012: 5 patents2013: 5 patents20132014: 3 patents2015: 3 patents20152016: 2 patents2017: 8 patents20172018: 4 patents2019: 2 patents20192020: 4 patents2021: 2 patents20212022: 2 patents2023: 2 patents20232024: 1 patents2024

Issued Patents All Time

Showing 1–25 of 48 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12113898 Binding with cryptographic key attestation Prabagar Ramadasse, Mick Healy, Gaurav Dhawan, Venkata Raghuram Pampana, Aleksandr TOKAREV +2 more 2024-10-08 $356,986,000
11750384 Binding with cryptographic key attestation Prabagar Ramadasse, Mick Healy, Gaurav Dhawan, Venkata Raghuram Pampana, Aleksandr TOKAREV +2 more 2023-09-05 $364,523,000
11627138 Client readiness system Violet Anna Barhudarian, Jiangfeng Lu, Caleb Geoffrey Baker, Oren Jordan Melzer, Anirban Basu +2 more 2023-04-11 $337,710,000
11405425 Rich token rejection system Violet Anna Barhudarian, Jiangfeng Lu, Caleb Geoffrey Baker, Oren Jordan Melzer, Anirban Basu +4 more 2022-08-02 $223,267,000
11252146 Server to server communication Violet Anna Barhudarian, Radhika Kashyap, Pui-Yin Winfred Wong, George Adrian Drumea 2022-02-15
11121873 System and method for hardening security between web services using protected forwarded access tokens Douglas Brent Schmaltz, Maria Furman, Jean-Marc Prieur, Amit Kumar, Sriram Dhanasekaran 2021-09-14 $197,424,000
10965667 Protection from unfamiliar login locations David Steeves, Luke Abrams, Hersh Dangayach, Eric Fleischman, Prabu Raju +6 more 2021-03-30 $145,552,000
10873583 Extensible framework for authentication Alexander T. Weinert, Caleb Geoffrey Baker, Pui-Yin Winfred Wong, Carlos Adrian Lopez Castro, Laurentiu Bogdan Cristofor +1 more 2020-12-22 $222,982,000
10749854 Single sign-on identity management between local and remote systems Edan Doitch, Yavor V. Angelov, Shiung-Vei Yong, Ross Peter Adams, Arieh Bibliowicz +1 more 2020-08-18 $106,576,000
10693882 Resource-based selection of identity provider Ariel Gordon, Sarat Chandra Subramaniam, Paul Garner, Benjamin Richard Vincent 2020-06-23 $123,189,000
10574750 Aggregation and federation of distributed service entities and associations Yina Arenas, Dmitry Pugachev, Robert J. Howard, Sriram Dhanasekaran, Marek Rycharski +8 more 2020-02-25 $60,478,000
10505926 Protection from unfamiliar login locations David Steeves, Luke Abrams, Hersh Dangayach, Eric Fleischman, Prabu Raju +6 more 2019-12-10 $55,563,000
10333711 Controlling access to protected objects Eric Fleischman, Tarek B. Kamel 2019-06-25 $55,928,000
10142107 Token binding using trust module protected keys Adrian Frei, Tarek B. Kamel, Guruprasad B. Aphale, Sankara Narayanan Venkataraman, Xiaohong Su +1 more 2018-11-27 $63,003,000
10104071 Revoking sessions using signaling Ariel Gordon, Samuel Devasahayam, Lu Zhao, Parmeshwar Miguel Sequeira Arewar, Venkatesh Gopalakrishnan +2 more 2018-10-16 $74,760,000
10033731 Protection from unfamiliar login locations David Steeves, Luke Abrams, Hersh Dangayach, Eric Fleischman, Prabu Raju +6 more 2018-07-24 $85,193,000
9935936 Federated realm discovery Wei-Qiang Guo, Lynn C. Ayres, Rui Chen, Sarah Faulkner 2018-04-03 $53,988,000
9843577 Revoking sessions using signaling Ariel Gordon, Samuel Devasahayam, Lu Zhao, Parmeshwar Miguel Sequeira Arewar, Venkatesh Gopalakrishnan +2 more 2017-12-12 $71,573,000
9749313 Protection from unfamiliar login locations David Steeves, Luke Abrams, Hersh Dangayach, Eric Fleischman, Prabu Raju +6 more 2017-08-29 $34,413,000
9735964 Federated realm discovery Wei-Qiang Guo, Lynn C. Ayres, Rui Chen, Sarah Faulkner 2017-08-15 $35,271,000
9699180 Cloud service authentication Allan Wetter, Adrian Frei, Peter M. Tsang 2017-07-04
9692747 Authenticating linked accounts David W. Bailey, Lynn C. Ayres, Wei Guo, Lin Huang 2017-06-27 $36,785,000
9673984 Session key cache to maintain session keys Wei Jiang, Adam Back, John D. Whited, Ismail Cem Paya, Wei Guo 2017-06-06 $39,840,000
9544147 Model based multi-tier authentication Wei-Qiang Guo, Orville C. McDonald, Ramu Movva, Kyle S. Young, Kok Wai Chan 2017-01-10 $27,928,000
9537851 Revoking sessions using signaling Ariel Gordon, Samuel Devasahayam, Lu Zhao, Parmeshwar Miguel Sequeira Arewar, Venkatesh Gopalakrishnan +2 more 2017-01-03 $30,922,000