Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Abhay Roy — 38 Patents

Cisco: 38 patents #247 of 13,007Top 2%
Santa Clara, CA: #341 of 9,301 inventorsTop 4%
California: #12,412 of 386,348 inventorsTop 4%
Overall (All Time): #84,675 of 4,157,543Top 3%
38 Patents All Time
Abhay Roy has been granted 38 US patents while listed as an inventor at Cisco. The first was granted in 2009 and the most recent in June 2020. Abhay Roy ranks #84,675 of 4,157,543 US inventors in our database (top 2.0%). Patent records list Abhay Roy in Santa Clara, CA, US.

Patents per Year

Patents granted per year, 2009 to 2020Bar chart with a peak of 11 patents in 2011.peak 112009: 2 patents20092010: 5 patents20102011: 11 patents20112012: 5 patents20122013: 4 patents20132014: 6 patents20142016: 2 patents20162017: 1 patents20172019: 1 patents20192020: 1 patents2020

Issued Patents All Time

Showing 1–25 of 38 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10671590 Delta database synchronization Alfred C. Lindem, III, Keyur Patel, Derek Man-Kit Yeung 2020-06-02 $36,985,000
10225174 Apparatus and method to hide transit only multi-access networks in OSPF Yi Yang, Alvaro Retana, James L. Ng, Alfred C. Lindem, III, Sina Mirtorabi +2 more 2019-03-05 $37,866,000
9608900 Techniques for flooding optimization for link state protocols in a network topology Sina Mirtorabi 2017-03-28 $22,803,000
9356856 Apparatus and method to hide transit only multi-access networks in OSPF Yi Yang, Alvaro Retana, James L. Ng, Alfred C. Lindem, III, Sina Mirtorabi +2 more 2016-05-31 $36,385,000
9270588 Host route convergence based on sequence values Suresh Katukam, Navindra Yadav, Venkata Tanikella 2016-02-23 $24,669,000
8923113 Optimizations in multi-destination tree calculations for layer 2 link state protocols Varun Shah, Ayan Banerjee 2014-12-30 $18,832,000
8842517 System and method for maintaining connectivity in a single-hop network environment Ayan Banerjee, Veena Raghavan 2014-09-23 $22,269,000
8792384 System and method for intelligently maintaining connectivity in a network environment Ayan Banerjee, Veena Raghavan 2014-07-29 $37,708,000
8755319 Host route convergence Suresh Katukam, Navindra Yadav, Shree Murthy 2014-06-17 $38,546,000
8755277 Differentiated services for unicast and multicast frames in layer 2 topologies Ayan Banerjee, Dino Farinacci, Raghava Sivaramu, Nair Venugopal, Sanjay Sane 2014-06-17 $38,546,000
8711729 Host route convergence based on sequence values Suresh Katukam, Navindra Yadav, Venkata Tanikella 2014-04-29 $29,978,000
8537817 Apparatus and method to hide transit only multi-access networks in OSPF Yi Yang, Alvaro Retana, James L. Ng, Alfred C. Lindem, III, Sina Mirtorabi +2 more 2013-09-17 $28,320,000
8514876 Method and apparatus for sequencing operations for an incoming interface check in data center ethernet Ayan Banerjee, Raghava Sivaramu, Hariharan Balasubramanian, Santosh Rajagopalan, Ronak Desai 2013-08-20 $35,536,000
8442046 Sending routing protocol data on a multi-access network segment Alfred C. Lindem, III 2013-05-14 $31,926,000
8423668 Link state protocol routing message containment Navindra Yadav, Suresh Katukam 2013-04-16 $44,656,000
8259569 Differentiated services for unicast and multicast frames in layer 2 topologies Ayan Banerjee, Dino Farinacci, Raghava Sivaramu, Nair Venugopal, Sanjay Sane 2012-09-04 $16,146,000
8239569 OSPF optimization for hub and spoke environment Sina Mirtorabi 2012-08-07 $31,049,000
8200798 Address security in a routed access network Navindra Yadav, Suresh Katukam 2012-06-12 $24,731,000
8155129 Suspending operation of border gateway protocol Chandrashekhar Appanna 2012-04-10 $19,043,000
8130638 Method and apparatus to elect ABRs dynamically and intelligently Yi Yang, Alvaro Retana, Alfred C. Lindem, III, Sina Mirtorabi 2012-03-06 $31,802,000
8040795 Backup path convergence in the APS environment Sina Mirtorabi, Mukhtiar Shaikh, Yousuf Hasan 2011-10-18 $22,947,000
7991864 Network element discovery using a network routing protocol Alpesh Patel, Rajeev Koripalli, Kui Zhang, Praveen Joshi, Syam Sundar Appala 2011-08-02 $42,564,000
7957377 Reducing and load balancing link-state requests in OSPF 2011-06-07 $25,241,000
7957380 Support of unidirectional link in IS-IS without IP encapsulation and in presence of unidirectional return path Sina Mirtorabi, Lester C. Ginsberg 2011-06-07 $25,241,000
7929524 Apparatus and method to hide transit only multi-access networks in OSPF Yi Yang, Alvaro Retana, James L. Ng, Alfred C. Lindem, III, Sina Mirtorabi +2 more 2011-04-19 $20,962,000