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

Christos Tryfonas — 61 Patents

Cisco: 48 patents #168 of 13,007Top 2%
EMEmc: 5 patents #619 of 3,345Top 20%
ECEmc Ip Holding Company: 2 patents #1,803 of 4,608Top 40%
SCSprint Communications: 2 patents #792 of 2,085Top 40%
University of California: 2 patents #4,561 of 18,278Top 25%
ATAT&T: 1 patents #10,636 of 18,772Top 60%
San Francisco, CA: #337 of 26,999 inventorsTop 2%
California: #5,709 of 386,348 inventorsTop 2%
Overall (All Time): #37,626 of 4,157,543Top 1%
61 Patents All Time
Christos Tryfonas has been granted 61 US patents while listed as an inventor at Cisco. The first was granted in 1997 and the most recent in October 2025. Christos Tryfonas ranks #37,626 of 4,157,543 US inventors in our database (top 0.91%). Patent records list Christos Tryfonas in San Francisco, CA, US.

Patents per Year

Patents granted per year, 1997 to 2023Bar chart with a peak of 13 patents in 2018.peak 131997: 1 patents19972004: 1 patents2005: 1 patents20052007: 1 patents2008: 1 patents20082013: 1 patents2014: 1 patents20142015: 2 patents2016: 3 patents20162017: 8 patents2018: 13 patents20182019: 11 patents2020: 6 patents20202021: 5 patents2022: 3 patents20222023: 2 patents2023

Issued Patents All Time

Showing 1–25 of 61 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12438891 Anomaly detection based on ensemble machine learning model Sudhakar Muddu, Joseph Auguste Zadeh, Alexander Beebe Bond, Ashwin Athalye 2025-10-07
11824646 Processing anomaly data to identify network security threats by use of rarity analysis Sudhakar Muddu 2023-11-21 $27,720,000
11575693 Composite relationship graph for network security Sudhakar Muddu, Ravi Prasad Bulusu, Marios Iliofotou 2023-02-07 $35,683,000
11470096 Network security anomaly and threat detection using rarity scoring Sudhakar Muddu, Yijiang Li 2022-10-11 $43,881,000
11411966 Processing anomaly data to identify threats to network security Sudhakar Muddu 2022-08-09 $33,453,000
11258807 Anomaly detection based on communication between entities over a network Sudhakar Muddu, Joseph Auguste Zadeh, Alexander Beebe Bond, Ashwin Athalye 2022-02-22 $39,200,000
11146574 Annotation of event data to include access interface identifiers for use by downstream entities in a distributed data processing system Sudhakar Muddu, Ravi Prasad Bulusu 2021-10-12 $29,474,000
10986106 Method and system for generating an entities view with risk-level scoring for performing computer security monitoring Sudhakar Muddu 2021-04-20 $32,732,000
10911468 Sharing of machine learning model state between batch and real-time processing paths for detection of network security issues Sudhakar Muddu, Ravi Prasad Bulusu 2021-02-02 $27,011,000
10911470 Detecting anomalies in a computer network based on usage similarity scores Sudhakar Muddu, Fumei Lam, Georgios Apostolopoulos 2021-02-02 $27,011,000
10904270 Enterprise security graph Sudhakar Muddu, Ravi Prasad Bulusu, Marios Iliofotou 2021-01-26 $60,481,000
10798113 Interactive geographic representation of network security threats Sudhakar Muddu 2020-10-06 $63,533,000
10778703 Method and system for generating an interactive kill chain view for training a machine learning model for identifying threats Sudhakar Muddu 2020-09-15 $20,508,000
10666668 Interface providing an interactive trendline for a detected threat to facilitate evaluation for false positives Sudhakar Muddu 2020-05-26 $129,222,000
10587633 Anomaly detection based on connection requests in network traffic Sudhakar Muddu, Marios Iliofotou 2020-03-10 $22,242,000
10581881 Model workflow control in a distributed computation system Sudhakar Muddu, Sathyanarayanan Kavacheri 2020-03-03 $54,806,000
10560468 Window-based rarity determination using probabilistic suffix trees for network security analysis Sudhakar Muddu, Marios Iliofotou 2020-02-11 $50,272,000
10476898 Lateral movement detection for network security analysis Sudhakar Muddu, Fumei Lam, Georgios Apostolopoulos 2019-11-12 $23,437,000
10469508 Interactive threat geo-map for monitoring computer network security Sudhakar Muddu 2019-11-05 $39,978,000
10419462 Event information access interface in data intake stage of a distributed data processing system Sudhakar Muddu, Ravi Prasad Bulusu 2019-09-17 $20,631,000
10419463 Event specific entity relationship discovery in data intake stage of a distributed data processing system Sudhakar Muddu, Ravi Prasad Bulusu 2019-09-17 $20,631,000
10419450 Detection of anomalies, threat indicators, and threats to network security Sudhakar Muddu 2019-09-17 $20,631,000
10419465 Data retrieval in security anomaly detection platform with shared model state between real-time and batch paths Sudhakar Muddu, Ravi Prasad Bulusu 2019-09-17 $20,631,000
10389738 Malware communications detection Sudhakar Muddu, Joseph Auguste Zadeh, Alexander Beebe Bond, Ashwin Athalye 2019-08-20 $26,881,000
10291635 Identity resolution in data intake of a distributed data processing system Sudhakar Muddu, Ravi Prasad Bulusu 2019-05-14 $191,464,000