Ebetsu, Japan

Toshiya Nakajima

This inventor holds 3 USPTO granted patents. Top assignees: Fujitsu Corporation, Sony Corporation. Active years: 1994-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiya Nakajima. Retrieved from https://idiyas.com/inventor/toshiya-nakajima-4cexhcwo

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 = 4.7

ph-index = 2

Forward Citations = 21(Granted Patents)


Location History:

  • Kawasaki, JP (1994)
  • Ebetsu, JP (1995 - 1996)

Company Filing History:


Years Active: 1994-1996

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3 patents (USPTO):Explore Patents

Title: **Innovative Contributions of Toshiya Nakajima in Magnetic Tape Storage Technology**

Introduction

Toshiya Nakajima, an inventive mind hailing from Ebetsu, Japan, has made significant contributions to the field of data storage technology. With a total of three patents to his name, Nakajima's innovations focus primarily on magnetic tape storage systems that enhance data management and reliability.

Latest Patents

Among his notable inventions is a magnetic tape storage apparatus that includes a drive unit for writing and reading information on magnetic tape using the helical scan method. This invention integrates a storage control unit designed to manage the drive unit effectively. One key feature of this apparatus is the system area, which is specifically allocated for management information, separate from the user data area. This design allows for efficient read and write operations, enabling the storage control unit to access management information tables swiftly. Furthermore, it incorporates a table record device that writes status information regarding the completion of operations to the management tables, ensuring that any abnormal terminations can be monitored and diagnosed.

Additionally, Nakajima has developed a magnetic tape storage apparatus well-suited for use with large-sized host computers. This system operates using a rotary head and the helical scan method, ensuring high-speed data access and management capabilities. The apparatus supports data block management, making it an essential tool in contemporary data storage solutions.

Career Highlights

Throughout his career, Toshiya Nakajima has worked with prominent companies in the technology sector, including Fujitsu Corporation and Sony Corporation. His roles in these organizations allowed him to refine his expertise in tape storage technologies and contribute to advancements in this field.

Collaborations

During his tenure, Nakajima collaborated with renowned colleagues Jun Takayama and Akihiro Iseno. Working alongside such talented individuals has likely fostered an environment of innovation and has contributed to the development of cutting-edge storage solutions.

Conclusion

Toshiya Nakajima stands out as a prominent inventor whose work in magnetic tape storage technology has had a lasting impact on data management strategies. His patented inventions reflect a deep understanding of the complexities of data storage and showcase the potential for future innovations in this essential area 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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