Chigasaki, Japan

Hajime Yamada

This inventor holds 4 USPTO granted patents. Top assignees: Hitachi, Ltd., Nippon Telegraph and Telephone Public Corporation, Fujitsu Corporation. Active years: 1979-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajime Yamada. Retrieved from https://idiyas.com/inventor/hajime-yamada-9eau44q6

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

Calculating rank

% Patents Active = 50.0

Average Co-Inventor Count = 2.4

ph-index = 2

Forward Citations = 21(Granted Patents)


Location History:

  • Tokorozawa, JP (1979)
  • Tokyo, JP (1986)
  • Yokohama, JP (2012)
  • Chigasaki, JP (2014)

Company Filing History:


Years Active: 1979-2014

Loading Chart...
4 patents (USPTO):Explore Patents

Title: Hajime Yamada: Innovator in Data Storage Solutions

Introduction

Hajime Yamada is a notable inventor based in Chigasaki, Japan. He has made significant contributions to the field of data storage and information processing, holding a total of four patents. His work focuses on enhancing the efficiency and management of file storage systems.

Latest Patents

Yamada's latest patents include a file server system and a storage control method. The first patent introduces an edge node equipped with storage destination management information. This information indicates the storage destination for a core node of a file that has been written to an edge storage region. The edge node can determine whether there is an old file based on the management information and create a stub for only the old file. His second patent describes an information processing apparatus and an operation method of a storage system. This server apparatus performs data I/O processing and manages a snapshot management table to optimize storage capacity.

Career Highlights

Throughout his career, Hajime Yamada has worked with prominent companies such as Hitachi, Ltd. and Nippon Telegraph and Telephone Public Corporation. His experience in these organizations has allowed him to develop innovative solutions in data management and storage technologies.

Collaborations

Yamada has collaborated with notable colleagues, including Nobuyuki Saika and Akira Ishida. Their combined expertise has contributed to advancements in the field of information processing.

Conclusion

Hajime Yamada's contributions to data storage solutions and his innovative patents reflect his dedication to improving technology in this area. His work continues to influence the industry and inspire future innovations.

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]
Loading…