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For the Inventor, By the Inventor

Kodaira, Japan

Yasuo Yamasaki

This inventor holds 14 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 2006-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuo Yamasaki. Retrieved from https://idiyas.com/inventor/yasuo-yamasaki

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

USPTO Granted Patents = 14

% Patents Active = 21.4

Average Co-Inventor Count = 1.7

ph-index = 6

Forward Citations = 323(Granted Patents)


Company Filing History:

goldMedal14 out of 42,731 
 
Hitachi, Ltd.
 patents

Years Active: 2006-2013

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14 patents (USPTO):Explore Patents
1. 8543602 - Access controller that controls access to files by using access control list (2013-09-24),
2. 8533160 - NAS system and remote copy method (2013-09-10),
3. 8260811 - Access controller that controls access to files by using access control list (2012-09-04),
4. 8145605 - NAS system and remote copy method (2012-03-27),
5. 7769721 - Data recovery method in differential remote backup for a NAS system (2010-08-03),
6. 7761552 - Root node for integrating NAS of different user name spaces (2010-07-20),
7. 7739242 - NAS system and remote copy method (2010-06-15),
8. 7680983 - Method of restoring data by CDP utilizing file system information (2010-03-16),
9. 7647497 - Method and program for user authentication in a network storage system (2010-01-12),
10. 7565572 - Method for rolling back from snapshot with log (2009-07-21),
11. 7428657 - Method for rolling back from snapshot with log (2008-09-23),
12. 7308481 - Network storage system (2007-12-11),
13. 7171523 - Information processing system for updating data in a shared network storage system (2007-01-30),
14. 7039778 - Data backup method in a network storage system (2006-05-02),

Title: Yasuo Yamasaki: Innovator in Access Control and Data Management

Introduction

Yasuo Yamasaki is a prominent inventor based in Kodaira, Japan. He has made significant contributions to the fields of access control and data management, holding a total of 14 patents. His work has been instrumental in developing innovative solutions that enhance data security and efficiency.

Latest Patents

Yasuo Yamasaki's latest patents include an access controller that manages file access using an access control list (ACL). This invention ensures that each file access request is evaluated against the corresponding ACL, generating a new ACL when necessary to maintain security. Another notable patent is related to a NAS system and remote copy method, which involves a system designed to manage logical volumes for data storage. This system includes features for producing snapshots and remote copying of data, optimizing the scheduling of these processes to enhance performance.

Career Highlights

Yasuo Yamasaki is currently employed at Hitachi, Ltd., where he continues to innovate and develop cutting-edge technologies. His work at Hitachi has allowed him to collaborate with other talented professionals in the field, further advancing the company's technological capabilities.

Collaborations

Some of Yasuo Yamasaki's coworkers include Takaki Nakamura and Sadahiro Nakamura. Their collaborative efforts contribute to the success of various projects within the company.

Conclusion

Yasuo Yamasaki's contributions to technology through his patents and work at Hitachi, Ltd. highlight his role as a key innovator in the field of access control and data management. His inventions continue to influence the industry and improve data security practices.

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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