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For the Inventor, By the Inventor

Kokubunji, Japan

Toshihiko Kashiyama

This inventor holds 28 USPTO granted patents and 12 published patent applications, primarily in Data Management Systems. Top assignees: Hitachi, Ltd., Japan Aerospace Exploration Agency, Tokyo Institute of Technology. Active years: 2009-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihiko Kashiyama. Retrieved from https://idiyas.com/inventor/toshihiko-kashiyama

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

USPTO Granted Patents = 28 

% Patents Active = 50.0

Average Co-Inventor Count = 2.6

ph-index = 8

Forward Citations = 276(Granted Patents)


Location History:

  • Hachioji, JP (2009 - 2014)
  • Kokubunji, JP (2010 - 2016)
  • Santa Clara, CA (US) (2014 - 2019)
  • Tokyo, JP (2012 - 2024)

Company Filing History:

goldMedal27 out of 42,740 
 
Hitachi, Ltd.
 patents
silverMedal1 out of 256 
 
Japan Aerospace Exploration Agency
 patents
bronzeMedal1 out of 591 
 
Tokyo Institute of Technology
 patents
where one patent can have more than one assignee

Years Active: 2009-2026

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Areas of Expertise:
Query Processing
Data Management
Stream Processing
Digital Twin
Transaction Management
Failure Recovery
Volume Copy Management
Data Selection
Meeting Visualization
Error Detection
Machine-Readable Medium
Index Processing
28 patents (USPTO):Explore Patents
1. 12639308 - Query processing device and query processing method (2026-05-26),
2. 12487973 - Update method and database update apparatus (2025-12-02),
3. 12481779 - Query processing system and method (2025-11-25),
4. 12130818 - Data management apparatus, data management system, and data management method (2024-10-29),
5. 11886459 - Data management system and data management method (2024-01-30),
6. 11619923 - Digital twin management system and method (2023-04-04),
7. 11556554 - Distributed transaction management method and system (2023-01-17),
8. 11106650 - Data selection system and data selection method (2021-08-31),
9. 10936634 - Synonymous column candidate selecting apparatus, synonymous column candidate selecting method, and synonymous column candidate selecting program (2021-03-02),
10. 10331672 - Stream data processing method with time adjustment (2019-06-25),
11. 9424312 - Method for processing stream data and system thereof (2016-08-23),
12. 9400823 - Stream data processing method on recursive query of graph data (2016-07-26),
13. 9229637 - Volume copy management method on thin provisioning pool of storage subsystem (2016-01-05),
14. 8788481 - Method for processing stream data and system thereof (2014-07-22),
15. 8768956 - Stream data processing method with multiple windows on single stream (2014-07-01),

Title: Toshihiko Kashiyama: Innovator in Data Management Technologies

Introduction

Toshihiko Kashiyama is a notable inventor based in Kokubunji, Japan, recognized for his significant contributions to the field of data management. With an impressive portfolio of 25 patents, his work primarily focuses on developing innovative solutions for effective and regulatory-compliant database management.

Latest Patents

Among his latest patents are a data management apparatus, a data management system, and a data management method. These inventions offer a groundbreaking approach to creating alternatives for useful queries when an initial query violates data handling regulations. The data processing server integral to his innovations can generate alternative query candidates, assessing their compliance with regulatory rules before proposing them for use. This method enhances the efficiency and reliability of data management systems, paving the way for more ethical handling of sensitive information.

Career Highlights

Toshihiko Kashiyama has built a strong professional background through his work with renowned institutions such as Hitachi, Ltd. and the Tokyo Institute of Technology. His experience at these organizations has played a pivotal role in shaping his expertise in data management and his capacity for innovative thinking.

Collaborations

Throughout his career, Kashiyama has collaborated with esteemed colleagues, including Itaru Nishizawa and Tsuneyuki Imaki. These partnerships have enriched his projects, contributing to collaborative efforts in advancing data management technologies.

Conclusion

In summary, Toshihiko Kashiyama stands out as a prolific inventor whose work in data management is both innovative and necessary for modern technological practices. His patents reflect a deep understanding of regulatory requirements and the need for advanced data handling solutions. As he continues to develop groundbreaking technologies, he remains a crucial figure in the evolution of data management.

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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