Hassan Chafi

This inventor holds 119 USPTO granted patents and 26 published patent applications and 3 EPO patents, primarily in Graph Query Optimization (CPC class G06F16-9024). Top assignee: Oracle International Corporation. Active years: 2014-2026.

USPTO Granted Patents = 119 (Patent Applications = 26)

% Patents Active = 92.4

EPO Patents = 3 (Patent Applications = 7)

Average Co-Inventor Count = 4.9

ph-index = 7

Forward Citations = 266(Granted Patents)

Forward Citations (Not Self Cited) = 189(Dec 10, 2025)

Inventors with similar research interests:

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Location History:

Foster City, CA (US) (2015 - 2018)
San Mateo, CA (US) (2014 - 2024)
Palo Alto, CA (US) (2024)

Company Filing History:

119 out of 11,865

Oracle International Corporation

patents

Years Active: 2014-2026

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Areas of Expertise:

Anomaly Detection

Graph Processing

Distributed Systems

Resource Management

Query Optimization

Memory Consumption

SQL Engine

Heterogeneous Graphs

Property Graphs

Asynchronous Queries

Data Management

Graph Algorithms

119 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12730967 - Transformer-based hybrid recommendation model with contextual feature support (2026-09-08),

2. 12725080 - Simultaneous data sampling and feature selection via weak learners (2026-09-01),

3. 12724823 - Fast and memory efficient in-memory columnar graph updates while preserving analytical performance (2026-09-01),

4. 12688189 - Duplication elimination in depth based searches for distributed systems (2026-07-21),

5. 12647457 - Invalid traffic detection using explainable unsupervised graph ML (2026-06-02),

6. 12645949 - Chromosome representation learning in evolutionary optimization to exploit the structure of algorithm configuration (2026-06-02),

7. 12639313 - Offloading graph components to persistent storage for reducing resident memory in distributed graph processing (2026-05-26),

8. 12639305 - Method for sharing landmarks for fast processing of top k cheapest path queries (2026-05-26),

9. 12614121 - Learning hyper-parameter scaling models for unsupervised anomaly detection (2026-04-28),

10. 12450290 - Estimating graph size and memory consumption of distributed graph for efficient resource management (2025-10-21),

11. 12411672 - Method of distributed graph loading for minimal communication and good balance via lazy materialization and directory indirection using indexed tabular representation (2025-09-09),

12. 12361065 - Efficient, in-memory, relational representation for heterogeneous graphs (2025-07-15),

13. 12339842 - Subqueries in distributed asynchronous graph queries (2025-06-24),

14. 12326866 - Out-of-core BFS for shortest path graph queries (2025-06-10),

15. 12299553 - Expert-optimal correlation: contamination factor identification for unsupervised anomaly detection (2025-05-13),

Title: The Innovative Journey of Inventor Hassan Chafi

Introduction: Hassan Chafi, a talented inventor based in San Mateo, CA, has made significant contributions to the field of technology through his groundbreaking innovations and patents.

Latest Patents: Hassan Chafi's latest patents include cutting-edge technologies in the areas of artificial intelligence, machine learning, and cybersecurity. His inventions have revolutionized the way we approach data analytics and information security.

Career Highlights: With a background in computer science and engineering, Hassan Chafi has a proven track record of developing innovative solutions to complex problems. Throughout his career, he has worked with top tech companies to bring his ideas to life and has been recognized for his creativity and technical expertise.

Collaborations: Hassan Chafi has collaborated with leading researchers and engineers in the industry to push the boundaries of innovation further. His partnerships with academic institutions and tech giants have led to the development of groundbreaking technologies that have had a lasting impact on the field.

Conclusion: In conclusion, Hassan Chafi stands out as a visionary inventor who continues to shape the future of technology with his remarkable inventions. His dedication to pushing the boundaries of what is possible has solidified his reputation as a trailblazer in the world of innovation.