William Preston Alexander, Iii

This inventor holds 24 USPTO granted patents, primarily in Performance Analysis. Top assignee: International Business Machines Corporation. Active years: 1998-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: William Preston Alexander, Iii. Retrieved from https://idiyas.com/inventor/william-preston-alexander-iii

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 24

% Patents Active = 58.3

Average Co-Inventor Count = 3.7

ph-index = 11

Forward Citations = 1,012(Granted Patents)

Company Filing History:

24 out of 166,351

International Business Machines Corporation

patents

Years Active: 1998-2013

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Areas of Expertise:

Access States

Asynchronous Events

Performance Analysis

Instruction Profiling

Memory Leak Detection

Data Types

Bytecode Sequences

Multi-Threaded Processing

Trace Processing

Java Virtual Method Invocation

Data Processing Systems

Event-Based Data

24 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8479050 - Identifying access states for variables (2013-07-02),

2. 8266595 - Removal of asynchronous events in complex application performance analysis (2012-09-11),

3. 7895473 - Method and apparatus for identifying access states for variables (2011-02-22),

4. 7657875 - System and method for collecting a plurality of metrics in a single profiling run of computer code (2010-02-02),

5. 7647457 - Method and apparatus for hardware awareness of data types (2010-01-12),

6. 7640539 - Instruction profiling using multiple metrics (2009-12-29),

7. 7548989 - Method and system for maintaining consistency during multi-threaded processing of LDIF data (2009-06-16),

8. 7519961 - Method and apparatus for averaging out variations in run-to-run path data of a computer program (2009-04-14),

9. 7506330 - Method and apparatus for identifying differences in runs of a computer program due to code changes (2009-03-17),

10. 7386690 - Method and apparatus for hardware awareness of data types (2008-06-10),

11. 7328374 - Method and apparatus for implementing assertions in hardware (2008-02-05),

12. 7269718 - Method and apparatus for verifying data types to be used for instructions and casting data types if needed (2007-09-11),

13. 6922828 - Method and system for detecting common bytecode sequences (2005-07-26),

14. 6658652 - Method and system for shadow heap memory leak detection and other heap analysis in an object-oriented environment during real-time trace processing (2003-12-02),

15. 6604210 - Method and system for detecting and recovering from in trace data (2003-08-05),

**Title: William Preston Alexander, III: Innovator in Computer Science**

Introduction

William Preston Alexander, III, based in Austin, TX, is a notable inventor specializing in advancements within computer science and data processing. With a remarkable 24 patents to his name, Alexander has made significant contributions to the field, particularly in developing methods for improving application performance analysis and data operation efficiency.

Latest Patents

Two of William Preston Alexander, III's latest patents are noteworthy:

1. **Identifying Access States for Variables** - This patent describes a method, apparatus, and computer instructions for selectively performing operations on data. It emphasizes determining the state of the data through associated metadata and deciding whether an operation can be executed based on this state. By doing so, operations are performed only when deemed suitable according to the data’s conditions, enhancing data management efficiency.

2. **Removal of Asynchronous Events in Complex Application Performance Analysis** - In this innovation, a method and apparatus are proposed to derive a minimum call tree data structure from multiple call tree data structures. The process walks through the generated call trees from computer program executions and preserves only those nodes common to all trees. This minimization allows for focused analysis while eliminating asynchronous events, ensuring a clearer understanding of consistent areas in the computer program.

Career Highlights

Alexander is currently affiliated with IBM (International Business Machines Corporation), a leader in technology and innovation. His work at IBM positions him at the forefront of technological advancements, where he continues to contribute significantly to the field through his innovative solutions.

Collaborations

Throughout his career, William has had the opportunity to collaborate with distinguished colleagues such as Robert John Urquhart and Frank Eliot Levine. These collaborations have fostered an environment of shared knowledge and expertise, further driving innovation in their projects.

Conclusion

William Preston Alexander, III is a distinguished inventor whose contributions have greatly impacted the realms of computer science and data processing. With a solid portfolio of patents and a commitment to innovation at IBM, he exemplifies the spirit of invention and continues to pave the way for future advancements in technology.

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]