logo

For the Inventor, By the Inventor

Odawara, Japan

Wataru Sakurai

This inventor holds 5 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1997-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Wataru Sakurai. Retrieved from https://idiyas.com/inventor/wataru-sakurai-5bdizc73

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

Calculating rank
USPTO Granted Patents = 5

% Patents Active = 40.0

Average Co-Inventor Count = 4.0

ph-index = 4

Forward Citations = 71(Granted Patents)


Company Filing History:

goldMedal5 out of 42,740 
 
Hitachi, Ltd.
 patents

Years Active: 1997-2006

Loading Chart...
5 patents (USPTO):Explore Patents
1. 6985989 - Storage apparatus having plural controller including interconnected memories (2006-01-10),
2. 6647461 - Disk array controller, its disk array control unit, and increase method of the unit (2003-11-11),
3. 6519680 - Disk array controller, its disk array control unit, and increase method of the unit (2003-02-11),
4. 6477619 - Disk array controller, its disk array control unit, and increase method of the unit (2002-11-05),
5. 5594756 - Decision feedback equalization circuit (1997-01-14),

Title: Wataru Sakurai: Innovator in Disk Array Technology

Introduction

Wataru Sakurai is a prominent inventor based in Odawara, Japan. He has made significant contributions to the field of data storage technology, holding a total of five patents. His work primarily focuses on enhancing the performance and efficiency of disk array controllers.

Latest Patents

Sakurai's latest patents include a storage apparatus featuring multiple controllers with interconnected memories. This innovative disk array controller consists of several disk array control units that facilitate data read/write operations. Each unit is equipped with channel interface units, disk interface units, cache memory units, and shared memory units. The design includes interconnections that link the shared memory and cache memory units across the disk array control units. This configuration helps mitigate performance degradation caused by data transfer between the control units when they operate as a single disk array controller.

Another notable patent by Sakurai is related to the disk array controller and its control unit, which also aims to improve the efficiency of data operations. The same principles of interconnected memory and shared resources are applied to enhance performance and streamline operations.

Career Highlights

Wataru Sakurai is currently employed at Hitachi, Ltd., a leading company in technology and innovation. His work at Hitachi has allowed him to develop cutting-edge solutions in data storage and management.

Collaborations

Sakurai has collaborated with notable colleagues, including Kazuhisa Fujimoto and Hiroki Kanai. Their combined expertise has contributed to advancements in disk array technology and improved data handling capabilities.

Conclusion

Wataru Sakurai's contributions to disk array technology exemplify his innovative spirit and dedication to enhancing data storage solutions. His patents reflect a commitment to improving performance and efficiency in the field, making him a significant figure in the technology landscape.

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…