Masakuni Agetsuma

This inventor holds 72 USPTO granted patents and 23 published patent applications and 1 EPO patent, primarily in Storage Systems (CPC class G06F). Top assignees: Hitachi, Ltd., Hitachi Vantara Corporation. Active years: 2009-2025.

USPTO Granted Patents = 72 (Patent Applications = 23)

% Patents Active = 75.0

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 3.5

ph-index = 6

Forward Citations = 151(Granted Patents)

Forward Citations (Not Self Cited) = 144(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Yokohama, JP (2009 - 2015)
Tokyo, JP (2013 - 2024)

Company Filing History:

Hitachi Vantara Corporation

patents

Years Active: 2009-2025

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Areas of Expertise:

Data Sharing

Storage Management

Distributed Storage

Computer System

Data Processing

Network Conditions

Timeout Adjustment

Resource Reallocation

Volume Allocation

Error Handling

Data Protection

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72 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12340098 - Data sharing system and data sharing method (2025-06-24),

2. 12066894 - Storage system (2024-08-20),

3. 11989105 - Storage system and control method for adjusting timeout based on network conditions (2024-05-21),

4. 11836391 - Distributed storage system and storage control method (2023-12-05),

5. 11836378 - Storage system (2023-12-05),

6. 11797384 - Storage management system and management method (2023-10-24),

7. 11789613 - Storage system and data processing method (2023-10-17),

8. 11726691 - Computer system and communication management method (2023-08-15),

9. 11669396 - Storage system (2023-06-06),

10. 11663040 - Computer system and resource reallocation method (2023-05-30),

11. 11636015 - Storage system and control software deployment method (2023-04-25),

12. 11630734 - Scale-out storage system and storage control method (2023-04-18),

13. 11615005 - Storage system and control method therefor (2023-03-28),

14. 11599279 - Information processing system and data transfer method (2023-03-07),

15. 11593182 - Storage system (2023-02-28),

Title: Masakuni Agetsuma: Pioneering Inventor from Tokyo

Introduction: Masakuni Agetsuma is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Masakuni Agetsuma holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Agetsuma has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs.

Collaborations: Throughout his career, Masakuni Agetsuma has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge exchange.

Conclusion: Masakuni Agetsuma's relentless pursuit of innovation and his passion for creating technology that positively impacts society solidify his position as a pioneering inventor in the global tech landscape.