Kawasaki, Japan

Tsutomu Narabu

This inventor holds 1 USPTO granted patent. Top assignee: Fujitsu Corporation. Active years: 1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Narabu. Retrieved from https://idiyas.com/inventor/tsutomu-narabu

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1


Company Filing History:


Years Active: 1997

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1 patent (USPTO):Explore Patents

Title: Tsutomu Narabu: Innovator in Mass Storage Systems

Introduction

Tsutomu Narabu is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of mass storage systems, particularly through his innovative patent that enhances management information updating methods.

Latest Patents

Tsutomu Narabu holds a patent for a "Management information updating method and mass storage system employing management information necessary to manage storage media in a mass storage system." This invention features a rotatable cell drum with multiple cells arranged in columns and shelves, allowing for efficient manual storage and retrieval of storage media. The method includes steps for determining storage actions, storing management information, investigating related data, and updating management information accordingly.

Career Highlights

Narabu is associated with Fujitsu Corporation, a leading technology company known for its advancements in computing and storage solutions. His work has contributed to the development of more efficient mass storage systems, which are crucial in today's data-driven world.

Collaborations

Tsutomu Narabu has collaborated with Ryutaro Kurusu, enhancing the innovation process and contributing to the success of their projects.

Conclusion

Tsutomu Narabu's contributions to mass storage technology exemplify the importance of innovation in managing data effectively. His patent reflects a significant advancement in the field, showcasing his expertise and commitment to improving storage systems.

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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