Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
ZA

Zafar Ali — 51 Patents

Cisco: 50 patents #155 of 13,007Top 2%
Nortel Networks Limited: 1 patents #2,518 of 5,294Top 50%
Hicksville, NY: #1 of 287 inventorsTop 1%
New York: #1,819 of 115,490 inventorsTop 2%
Overall (All Time): #51,932 of 4,157,543Top 2%
51 Patents All Time
Zafar Ali has been granted 51 US patents while listed as an inventor at Cisco. The first was granted in 2003 and the most recent in November 2025. Zafar Ali ranks #51,932 of 4,157,543 US inventors in our database (top 1.2%). Patent records list Zafar Ali in Hicksville, NY, US.

Issued Patents All Time

Showing 1–25 of 51 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12483493 Systems and methods for data plane validation of multiple paths in a network Amila Pradeep Kumara Tharaperiya Gamage, Rakesh Gandhi 2025-11-25
12328253 Scalable network slice based queuing using segment routing flexible algorithm Clarence Filsfils, Pablo Camarillo Garvia, Francois Clad 2025-06-10
12328255 Segment routing network signaling and packet processing Clarence Filsfils, Syed Kamran Raza, Ahmed R. Bashandy, Nagendra Kumar Nainar, Carlos M. Pignataro +4 more 2025-06-10
12294513 Initiator-based data-plane validation for segment routed, multiprotocol label switched (MPLS) networks Nagendra Kumar Nainar, Carlos M. Pignataro 2025-05-06
12160365 Circuit-style network with co-routed bidirectional network paths Clarence Filsfils, Francois Clad, Bertrand Duvivier, Mikhail Koldychev, Rakesh Gandhi +1 more 2024-12-03 $37,655,000
11924090 Segment routing network signaling and packet processing Clarence Filsfils, Syed Kamran Raza, Ahmed R. Bashandy, Nagendra Kumar Nainar, Carlos M. Pignataro +4 more 2024-03-05 $31,150,000
11909641 Forwarding table validation Nagendra Kumar Nainar, Carlos M. Pignataro, Syed Kamran Raza 2024-02-20 $21,477,000
11882016 Systems and methods for data plane validation of multiple paths in a network Amila Pradeep Kumara Tharaperiya Gamage, Rakesh Gandhi 2024-01-23 $44,301,000
11863435 Segment routing network signaling and packet processing Clarence Filsfils, Syed Kamran Raza, Ahmed R. Bashandy, Nagendra Kumar Nainar, Carlos M. Pignataro +4 more 2024-01-02 $26,269,000
11863433 Scalable and programmable mechanism for targeted in-situ OAM implementation in segment routing networks Clarence Filsfils, Frank Brockners 2024-01-02 $26,269,000
11855884 Communicating packets across multi-domain networks using compact forwarding instructions Clarence Filsfils, Francois Clad, Peter Psenak 2023-12-26 $59,523,000
11838200 Packet network interworking including segment routing Clarence Filsfils, Swadesh Agrawal, Pablo Camarillo Garvia, Francois Clad 2023-12-05 $44,897,000
11818038 Initiator-based data-plane validation for segment routed, multiprotocol label switched (MPLS) networks Nagendra Kumar Nainar, Carlos M. Pignataro 2023-11-14 $28,717,000
11722404 Communicating packets across multi-domain networks using compact forwarding instructions Clarence Filsfils, Francois Clad, Peter Psenak 2023-08-08 $65,473,000
11627094 Scalable network slice based queuing using segment routing flexible algorithm Clarence Filsfils, Pablo Camarillo Garvia, Francois Clad 2023-04-11 $52,123,000
11563683 SRv6 with micro segment identifiers Clarence Filsfils, Jisu Bhattacharya, Syed Kamran Raza 2023-01-24 $58,519,000
11558295 Forwarding table validation Nagendra Kumar Nainar, Carlos M. Pignataro, Syed Kamran Raza 2023-01-17 $39,924,000
11558288 Scalable and programmable mechanism for targeted in-situ OAM implementation in segment routing networks Clarence Filsfils, Frank Brockners 2023-01-17 $39,924,000
11483230 Multiple domain segment routing path computation Clarence Filsfils, Francois Clad, Muthurajah Sivabalan 2022-10-25 $42,231,000
11388088 Segment routing network signaling and packet processing Clarence Filsfils, Syed Kamran Raza, Ahmed R. Bashandy, Nagendra Kumar Nainar, Carlos M. Pignataro +4 more 2022-07-12 $64,897,000
11362946 SRv6 with micro segment identifiers Clarence Filsfils, Jisu Bhattacharya, Syed Kamran Raza 2022-06-14 $68,435,000
11296982 Initiator-based data-plane validation for segment routed, multiprotocol label switched (MPLS) networks Nagendra Kumar Nainar, Carlos M. Pignataro 2022-04-05 $59,950,000
11184235 In-band direct mode performance loss measurement in software defined networks Clarence Filsfils, Rakesh Gandhi 2021-11-23 $70,969,000
11140074 Communicating packets across multi-domain networks using compact forwarding instructions Clarence Filsfils, Francois Clad, Peter Psenak 2021-10-05 $55,834,000
11134002 Packet network interworking including segment routing Clarence Filsfils, Swadesh Agrawal, Pablo Camarillo Garvia, Francois Clad 2021-09-28 $88,986,000