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For the Inventor, By the Inventor

Odawara, Japan

Yoshiaki Kuwahara

This inventor holds 14 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Microcomputer Engineering, Ltd.. Active years: 1993-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiaki Kuwahara. Retrieved from https://idiyas.com/inventor/yoshiaki-kuwahara

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 = 64.3

Average Co-Inventor Count = 6.3

ph-index = 9

Forward Citations = 181(Granted Patents)


Location History:

  • Kanagawa, JP (2004)
  • Odawara, JP (1993 - 2007)
  • Tokyo, JP (2010)

Company Filing History:

goldMedal14 out of 42,740 
 
Hitachi, Ltd.
 patents
silverMedal1 out of 149 
 
Hitachi Microcomputer Engineering, Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1993-2010

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14 patents (USPTO):Explore Patents
1. 7861034 - Load distribution of multiple disks (2010-12-28),
2. 7254674 - Distribution of I/O requests across multiple disk units (2007-08-07),
3. 7082496 - Cache control method and apparatus (2006-07-25),
4. 6938125 - Storage system with data prefetch function (2005-08-30),
5. 6728832 - Distribution of I/O requests across multiple disk units (2004-04-27),
6. 6631443 - Disk storage system having capability for performing parallel read operation (2003-10-07),
7. 6108750 - Simultaneous read/write control of data storage disk units (2000-08-22),
8. 6085286 - Cache control method and apparatus (2000-07-04),
9. 5835938 - Read/write control for grouped disk storage including parallel access (1998-11-10),
10. 5694576 - Cache control by adding record identification information to partial (1997-12-02),
11. 5680574 - Data distribution utilizing a master disk unit for fetching and for (1997-10-21),
12. 5497472 - Cache control method and apparatus for storing data in a cache memory (1996-03-05),
13. 5404487 - Disc access control method for cache-embedded disc control apparatus (1995-04-04),
14. 5257352 - Input/output control method and system (1993-10-26),

Title: Yoshiaki Kuwahara: Innovator in Storage Systems

Introduction

Yoshiaki Kuwahara is a prominent inventor based in Odawara, Japan. He has made significant contributions to the field of storage systems, holding a total of 14 patents. His work focuses on improving data storage and retrieval processes, which are essential in today's data-driven world.

Latest Patents

Kuwahara's latest patents include innovative methods for load distribution in storage systems. One of his notable inventions is a system that stores multiple copies of data across various disk units. This design allows for parallel read operations, enhancing the efficiency of data access. Another significant patent involves a method for reading and writing data to multiple physical disk units in response to input/output requests. This method establishes a logical disk group, mapping logical disk elements to corresponding physical units, thereby optimizing data transfer to host computing systems.

Career Highlights

Throughout his career, Yoshiaki Kuwahara has worked with esteemed companies such as Hitachi, Ltd. and Hitachi Microcomputer Engineering, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in storage technology.

Collaborations

Kuwahara has collaborated with notable colleagues in his field, including Yoshihiro Asaka and Hiroyuki Kitajima. These partnerships have contributed to the advancement of his research and the successful implementation of his inventions.

Conclusion

Yoshiaki Kuwahara's contributions to storage systems through his patents and collaborations highlight his role as a key innovator in the technology sector. His work continues to influence the efficiency of data management in various applications.

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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