Inventor

CHEN ZHENGZHANG

US40 patents

Patents

40 patents

US10915626B2Feb 9, 2021

Inter-application dependency analysis for improving computer system threat detection

NEC LAB AMERICA INC1 citations62

US10915625B2Feb 9, 2021

Graph model for alert interpretation in enterprise security system

NEC LAB AMERICA INC0 citations62

US10476749B2Nov 12, 2019

Graph-based fusing of heterogeneous alerts

NEC LAB AMERICA INC1 citations62

US10367838B2Jul 30, 2019

Real-time detection of abnormal network connections in streaming data

NEC LAB AMERICA INC1 citations62

US10333815B2Jun 25, 2019

Real-time detection of abnormal network connections in streaming data

NEC LAB AMERICA INC1 citations62

US12436835B2Oct 7, 2025

Trigger point detection for online root cause analysis and system fault diagnosis

NEC LAB AMERICA INC0 citations61

US12332734B2Jun 17, 2025

Disentangled graph learning for incremental causal discovery and root cause analysis

NEC LAB AMERICA INC0 citations61

US12204398B2Jan 21, 2025

Incremental causal discovery and root cause localization for online system fault diagnosis

NEC LAB AMERICA INC0 citations61

US11223649B2Jan 11, 2022

User-added-value-based ransomware detection and prevention

NEC LAB AMERICA INC1 citations60

US12205028B2Jan 21, 2025

Co-disentagled series/text multi-modal representation learning for controllable generation

NEC LAB AMERICA INC0 citations59

US12541418B2Feb 3, 2026

Temporal graph-based incident analysis and control in cyber physical systems

NEC LAB AMERICA INC0 citations52

US12205418B2Jan 21, 2025

Vehicle intelligence tool for early warning with fault signature

NEC LAB AMERICA INC0 citations52

US11782812B2Oct 10, 2023

Causal attention-based multi-stream RNN for computer system metric prediction and influential events identification based on metric and event logs

NEC LAB AMERICA INC0 citations52

US10476752B2Nov 12, 2019

Blue print graphs for fusing of heterogeneous alerts

NEC LAB AMERICA INC0 citations52

US12566655B2Mar 3, 2026

Anomaly detection using metric time series and event sequences for medical decision making

NEC LAB AMERICA INC0 citations51

US12479421B2Nov 25, 2025

Modular network based knowledge sharing for multiple entities

NEC LAB AMERICA INC0 citations50

US11650351B2May 16, 2023

Semi-supervised deep model for turbulence forecasting

NEC LAB AMERICA INC0 citations50

US11620492B2Apr 4, 2023

Flexible edge-empowered graph convolutional networks with node-edge enhancement

NEC LAB AMERICA INC0 citations49

US11297082B2Apr 5, 2022

Protocol-independent anomaly detection

NEC LAB AMERICA INC0 citations49

US10291483B2May 14, 2019

Entity embedding-based anomaly detection for heterogeneous categorical events

NEC LAB AMERICA INC0 citations42

US10476754B2Nov 12, 2019

Behavior-based community detection in enterprise information networks

NEC LAB AMERICA INC0 citations41

CHEN ZHENGZHANG

Patents

Graph model for alert interpretation in enterprise security system

Constructing graph models of event correlation in enterprise security systems

Graph-based attack chain discovery in enterprise security systems

Data fusion and analysis engine for vehicle sensors

Unknown malicious program behavior detection using a graph neural network

Real-time threat alert forensic analysis

Knowledge transfer system for accelerating invariant network learning

Annealed sparsity via adaptive and dynamic shrinking

Online alert ranking and attack scenario reconstruction

Anomaly detection with graph adversarial training in computer systems

Graph model for alert interpretation in enterprise security system

Behavior-based host modeling

Peer-based abnormal host detection for enterprise security systems

Structural graph neural networks for suspicious event detection

Automated threat alert triage via data provenance

Graph-based intrusion detection using process traces

Anomaly detection on dynamic sensor data

Incremental causal graph learning for attack forensics in computer systems

Robustness assessment for face recognition

Inter-application dependency analysis for improving computer system threat detection

Graph model for alert interpretation in enterprise security system

Graph-based fusing of heterogeneous alerts

Real-time detection of abnormal network connections in streaming data

Real-time detection of abnormal network connections in streaming data

Trigger point detection for online root cause analysis and system fault diagnosis

Disentangled graph learning for incremental causal discovery and root cause analysis

Incremental causal discovery and root cause localization for online system fault diagnosis

User-added-value-based ransomware detection and prevention

Co-disentagled series/text multi-modal representation learning for controllable generation

Temporal graph-based incident analysis and control in cyber physical systems

Vehicle intelligence tool for early warning with fault signature

Causal attention-based multi-stream RNN for computer system metric prediction and influential events identification based on metric and event logs

Blue print graphs for fusing of heterogeneous alerts

Anomaly detection using metric time series and event sequences for medical decision making

Modular network based knowledge sharing for multiple entities

Semi-supervised deep model for turbulence forecasting

Flexible edge-empowered graph convolutional networks with node-edge enhancement

Protocol-independent anomaly detection

Entity embedding-based anomaly detection for heterogeneous categorical events

Behavior-based community detection in enterprise information networks