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For the Inventor, By the Inventor

Tokyo, Japan

Kazunori Ogata

This inventor holds 41 USPTO granted patents and 4 published patent applications, plus 1 CIPO patent, primarily in Garbage Collection. Top assignee: International Business Machines Corporation. Active years: 2001-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazunori Ogata. Retrieved from https://idiyas.com/inventor/kazunori-ogata

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

USPTO Granted Patents = 41 

% Patents Active = 56.1


Average Co-Inventor Count = 2.3

ph-index = 4

Forward Citations = 173(Granted Patents)


Location History:

  • Fujisawa, JP (2001 - 2012)
  • Kanagawa, JP (2013 - 2014)
  • Kanagawa-ken, JP (2013 - 2018)
  • Tokyo, JP (2012 - 2020)
  • Hachioji, JP (2019 - 2021)
  • Saitama, JP (2021 - 2023)
  • Soka, JP (2022 - 2023)

Company Filing History:

goldMedal41 out of 166,351 
 
International Business Machines Corporation
 patents

Years Active: 2001-2026

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Areas of Expertise:
Garbage Collection
Dynamic Compilation
Memory Management
JIT Compilation
Process Priority
Work Stealing
Heap Contraction
Runtime System
Correlated Data Visualization
Object Allocation Tracking
Efficient Resource Allocation
Character String Optimization
41 patents (USPTO):Explore Patents
1. 12675264 - Inserting a memory fence in a program in response to a determination that predetermined pattern(s) do not exist in the program (2026-07-07),
2. 12625730 - Object management for managing runtime overhead (2026-05-12),
3. 12299425 - Removing redundant code (2025-05-13),
4. 12217074 - Selective injection of GC safepoints for JNI invocations (2025-02-04),
5. 12112195 - Concurrent marking garbage collection with finger pointer (2024-10-08),
6. 11822471 - Reducing write barriers in snapshot-based garbage collection (2023-11-21),
7. 11687449 - Concurrent marking garbage collection (2023-06-27),
8. 11645200 - Reducing load balancing work stealing (2023-05-09),
9. 11416390 - Tri-color bitmap array for garbage collection (2022-08-16),
10. 11327793 - Garbage collection work stealing mechanism (2022-05-10),
11. 11265264 - Systems and methods for controlling process priority for efficient resource allocation (2022-03-01),
12. 11163594 - Rescheduling JIT compilation based on jobs of parallel distributed computing framework (2021-11-02),
13. 10929054 - Scalable garbage collection (2021-02-23),
14. 10922107 - Apparatus and method for realizing runtime system for programming language (2021-02-16),
15. 10846217 - Garbage collection work stealing with multiple-task popping (2020-11-24),

Title: Innovations of Kazunori Ogata in Garbage Collection Technology

Introduction

Kazunori Ogata, based in Tokyo, Japan, is an accomplished inventor with a remarkable portfolio of 38 patents. His work primarily focuses on advancements in garbage collection techniques within the software domain, enabling more efficient memory management and performance optimization in computing.

Latest Patents

One of Ogata's latest patents is titled "Selective Injection of GC Safepoints for JNI Invocations." This innovative method enhances garbage collection by determining whether a GC safepoint can be eliminated based on the heap occupancy ratio before executing target native methods. This approach optimizes resource usage by removing unnecessary safepoints, thereby streamlining application performance.

Another significant patent from Ogata is "Concurrent Marking Garbage Collection with Finger Pointer." This invention provides a refined method for managing tasks within garbage collection threads. By utilizing a finger pointer mechanism, Ogata's approach efficiently identifies tasks that have not yet been marked, improving the process of memory management.

Career Highlights

Kazunori Ogata has dedicated a significant portion of his career to the field of computer science, particularly in the realm of garbage collection methodologies. His contributions have not only garnered multiple patents but have also impacted the way software manages memory, leading to greater efficiency and performance improvements in various applications.

Collaborations

Throughout his career, Ogata has collaborated with esteemed colleagues such as Michihiro Horie and Hiroshi Horii. Together, they have worked on pioneering advancements that push the boundaries of technology in garbage collection and memory management.

Conclusion

Kazunori Ogata's expertise and innovative spirit have led to significant advancements in garbage collection technology. With 38 patents to his name and ongoing collaborations, Ogata continues to contribute invaluable knowledge and solutions to the software industry, exemplifying the impact of dedicated inventors in shaping the future of 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]
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