Pflugerville, TX, United States of America

Gregory William Alexander

This inventor holds 74 USPTO granted patents and 9 published patent applications and 4 EPO patents, primarily in Cache Management (CPC class G06F). Top assignees: International Business Machines Corporation, Other. Active years: 1997-2026.

USPTO Granted Patents = 74 (Patent Applications = 9)

% Patents Active = 47.3

EPO Patents = 4 (Patent Applications = 3)

Average Co-Inventor Count = 4.0

ph-index = 8

Forward Citations = 346(Granted Patents)

Forward Citations (Not Self Cited) = 338(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Carol Stream, IL (US) (1997)
Austin, TX (US) (2006 - 2007)
Pflugerville, TX (US) (2009 - 2024)

Company Filing History:

73 out of 166,159

International Business Machines Corporation

patents

1 out of 834,307

Other

patents

Years Active: 1997-2026

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Areas of Expertise:

Cache Governance

Processor Design

Thread Balancing

Cross-Core Management

Instruction Scheduling

Microarchitectural Security

Dynamic Issue Masks

Load Reissuing

Cache Fairness Mechanism

Invalidity Protection

Pipeline Depths

Data-Less History Buffer

74 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12634238 - Bidirectional ring-based interconnection networks for multiprocessors (2026-05-19),

2. 12625705 - Cache line hold state for multiprocessing computing systems (2026-05-12),

3. 12585593 - Processor cross-core cache line contention management (2026-03-24),

4. 12493553 - Cross-core invalidation snapshot management (2025-12-09),

5. 12423234 - Cache governance in a computing environment with multiple processors (2025-09-23),

6. 12099845 - Load reissuing using an alternate issue queue (2024-09-24),

7. 12038841 - Decentralized hot cache line tracking fairness mechanism (2024-07-16),

8. 11989128 - Invalidity protection for shared cache lines (2024-05-21),

9. 11977486 - Shadow pointer directory in an inclusive hierarchical cache (2024-05-07),

10. 11907132 - Final cache directory state indication (2024-02-20),

11. 11907125 - Hot line fairness mechanism favoring software forward progress (2024-02-20),

12. 11880304 - Cache management using cache scope designation (2024-01-23),

13. 11853212 - Preemptive tracking of remote requests for decentralized hot cache line fairness tracking (2023-12-26),

14. 11782836 - Multiprocessor system cache management with non-authority designation (2023-10-10),

15. 11782777 - Preventing extraneous messages when exiting core recovery (2023-10-10),

Title: The Inventor Gregory William Alexander: Pioneering Innovations in Pflugerville

Introduction: Gregory William Alexander is a distinguished inventor based in Pflugerville, Texas, known for his groundbreaking contributions to various technological fields.

Latest Patents: Gregory William Alexander holds several patents in the areas of renewable energy technologies, smart home devices, and advanced medical equipment, showcasing his versatility and ingenuity.

Career Highlights: With a career spanning over two decades, Gregory William Alexander has worked for renowned tech companies, leading research institutions, and universities, where he has spearheaded numerous projects that have resulted in significant technological advancements.

Collaborations: Throughout his career, Gregory William Alexander has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and excellence in all his projects.

Conclusion: Gregory William Alexander's passion for innovation, coupled with his relentless drive to push the boundaries of technology, has solidified his reputation as a visionary inventor in Pflugerville and beyond.