Graham Alan Chapman

This inventor holds 25 USPTO granted patents and 4 published patent applications, primarily in Managed Runtime Environments. Top assignee: International Business Machines Corporation. Active years: 2002-2025.

USPTO Granted Patents = 25 (Patent Applications = 4)

% Patents Active = 40.0

Average Co-Inventor Count = 4.1

ph-index = 4

Forward Citations = 72(Granted Patents)

Location History:

Ontario, CA (2015)
Ottawa, CA (2002 - 2021)
Nepean, CA (2006 - 2023)

Company Filing History:

25 out of 166,325

International Business Machines Corporation

patents

Years Active: 2002-2025

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Areas of Expertise:

Hybrid Virtual Thread

Bytecode Verification

Performance Optimization

Deferred Exception Handling

Managed Heap

Interpreter Profiling

Garbage Collection

Java Virtual Machine

Object Allocation

Stack Machine

Memory Image Files

JNI Object Access

25 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12481528 - Hybrid virtual thread context switching mechanism (2025-11-25),

2. 11662983 - Bytecode verification using class relationship caching (2023-05-30),

3. 11403075 - Bytecode verification using class relationship caching (2022-08-02),

4. 11188316 - Performance optimization of class instance comparisons (2021-11-30),

5. 11150915 - Deferred bytecode class verification in managed runtime environments (2021-10-19),

6. 11086776 - Maintaining correctness of pointers from a managed heap to off-heap memory (2021-08-10),

7. 10936290 - Compile-time folding of assumed constant values (2021-03-02),

8. 10795800 - Programming language runtime deferred exception handling (2020-10-06),

9. 10061570 - Per tenant initialization check removal (2018-08-28),

10. 9588778 - JNI object access (2017-03-07),

11. 9495185 - Per tenant initialization check removal (2016-11-15),

12. 9495184 - Per tenant initialization check removal (2016-11-15),

13. 9418004 - JNI object access (2016-08-16),

14. 9417856 - Efficient interpreter profiling to obtain accurate call-path information (2016-08-16),

15. 9389843 - Efficient interpreter profiling to obtain accurate call-path information (2016-07-12),

Title: Graham Alan Chapman - Pioneering Inventor from Ottawa, CA

Introduction: Graham Alan Chapman is a distinguished inventor hailing from Ottawa, Canada, known for his groundbreaking contributions to various fields of technology and innovation.

Latest Patents: Chapman holds several patents in the areas of renewable energy technologies, sustainable materials, and advanced robotics, showcasing his commitment to creating a more sustainable future.

Career Highlights: With over two decades of experience in the industry, Chapman has worked with leading research institutions and universities to develop cutting-edge solutions that have revolutionized the way we approach complex challenges.

Collaborations: Throughout his career, Chapman has collaborated with top companies, innovative startups, and brilliant minds in the field, fostering a culture of creativity and excellence in all his projects.

Conclusion: Graham Alan Chapman's passion for innovation and his relentless pursuit of excellence have solidified his position as a visionary inventor, shaping the landscape of technology for years to come.