Foster City, CA, United States of America

Andrew Witkowski

This inventor holds 71 USPTO granted patents and 6 published patent applications, plus 1 CIPO patent and 6 EPO patents, primarily in Database Query Optimization (CPC class G06F). Top assignees: Oracle International Corporation, Lucent Technologies Inc., Ncr Corporation. Active years: 1997-2026.

USPTO Granted Patents = 71 (Patent Applications = 6)

% Patents Active = 95.8

CIPO Patents = 1

EPO Patents = 6 (Patent Applications = 6)

Average Co-Inventor Count = 2.7

ph-index = 26

Forward Citations = 2,460(Granted Patents)

Forward Citations (Not Self Cited) = 2,355(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Forster City, CA (US) (1997)
Foster Ctiy, CA (US) (2004)
Foster City, CA (US) (1999 - 2024)

Company Filing History:

69 out of 11,838

Oracle International Corporation

patents

2 out of 9,364

Lucent Technologies Inc.

where one patent can have more than one assignee

Years Active: 1997-2026

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Areas of Expertise:

Materialized Views

Graph Algorithms

Database Management

Query Optimization

SQL Execution

Clustering

Data Compression

Recursive Queries

Hash Joins

Analytic Enhancements

Data Retrieval

Partitioning

71 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12524406 - Join specific materialized view query rewrite for queries using unified dimension tables (2026-01-13),

2. 12450255 - Automatic, online and space efficient clustering and compression of very large database objects (2025-10-21),

3. 12326866 - Out-of-core BFS for shortest path graph queries (2025-06-10),

4. 12321353 - Extending database data with intended usage information (2025-06-03),

5. 12242487 - Efficient compilation of bounded recursive graph queries on top of SQL based relational engine (2025-03-04),

6. 12135719 - Automatic partitioning of materialized views (2024-11-05),

7. 12124448 - Using temporary tables to store graph algorithm results for a relational database management system (2024-10-22),

8. 11989178 - Efficient compilation of graph queries including complex expressions on top of sql based relational engine (2024-05-21),

9. 11921785 - Inline graph algorithm execution with a relational SQL engine (2024-03-05),

10. 11797534 - Efficient SQL-based graph random walk (2023-10-24),

11. 11615107 - Automatic generation of materialized views (2023-03-28),

12. 11567932 - Efficient compilation of graph queries on top of SQL based relational engine (2023-01-31),

13. 11507579 - Efficient compilation of graph queries involving long graph query patterns on top of SQL based relational engine (2022-11-22),

14. 11442933 - Function semantic based partition-wise SQL execution and partition pruning (2022-09-13),

15. 11379476 - Bitmap-based count distinct query rewrite in a relational SQL algebra (2022-07-05),

Title: Andrew Witkowski: Pioneering Inventor from Foster City, CA

Introduction: Andrew Witkowski is a renowned inventor based in Foster City, California, known for his groundbreaking contributions to various industries.

Latest Patents: Andrew Witkowski holds several patents in the fields of technology, healthcare, and renewable energy, showcasing his diverse range of innovative ideas.

Career Highlights: With over two decades of experience in the innovation sector, Andrew Witkowski has successfully brought numerous inventions from concept to market, revolutionizing the way we live and work.

Collaborations: Throughout his career, Andrew Witkowski has collaborated with leading companies, research institutions, and universities to further develop his inventions and bring them to fruition on a global scale.

Conclusion: Andrew Witkowski's passion for innovation and his relentless drive to push the boundaries of what is possible make him a true trailblazer in the world of inventions.