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For the Inventor, By the Inventor

Kawasaki, Japan

Takaharu Ishizuka

This inventor holds 18 USPTO granted patents and 8 published patent applications and 4 EPO patents, primarily in Information Processing Systems. Top assignees: Fujitsu Corporation, Fijitsu Limited. Active years: 2001-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takaharu Ishizuka. Retrieved from https://idiyas.com/inventor/takaharu-ishizuka

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

USPTO Granted Patents = 18 

% Patents Active = 27.8

 

Average Co-Inventor Count = 4.3

ph-index = 3

Forward Citations = 79(Granted Patents)


Location History:

  • Kanagawa, JP (2003)
  • Kawasaki, JP (2001 - 2013)

Company Filing History:

goldMedal17 out of 39,378 
 
Fujitsu Corporation
 patents
silverMedal1 out of 25 
 
Fijitsu Limited
 patents

Years Active: 2001-2013

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Areas of Expertise:
Data Transmission
Multiprocessor System
Control Device
Verification Method
Error Processing
Memory System
Information Processing
Routing Table
Cache Replacement
Snoop Tag
Dual Storage
Access Control
18 patents (USPTO):Explore Patents
1. 8607103 - Transmission/reception device, transmission device, reception device, and data transmission/reception method (2013-12-10),
2. 8499125 - Control device for snoop tag (2013-07-30),
3. 8458551 - Verification device, verification method, and verification program (2013-06-04),
4. 8391184 - Method of updating routing table, data transfer apparatus, and program (2013-03-05),
5. 8181064 - Information processing apparatus for inhibiting instructions, saving and restoring internal information in response to abnormality in redundant processor system (2012-05-15),
6. 8090912 - Multiprocessor system, system board, and cache replacement request handling method (2012-01-03),
7. 8078920 - Information processing device and error processing method (2011-12-13),
8. 8065566 - Node device, control device, control method and control program (2011-11-22),
9. 7873789 - System controller, identical-address-request-queuing preventing method, and information processing apparatus having identical-address-request-queuing preventing function (2011-01-18),
10. 7805576 - Information processing system, information processing board, and method of updating cache tag and snoop tag (2010-09-28),
11. 7800396 - Semiconductor integrated circuit, control method, and information processing apparatus (2010-09-21),
12. 7783840 - Method and apparatus for controlling memory system (2010-08-24),
13. 7779209 - System controller, snoop tag modification method and information processing apparatus having snoop tag modification function (2010-08-17),
14. 7711899 - Information processing device and data control method in information processing device (2010-05-04),
15. 7694106 - Multiprocessor system (2010-04-06),

Title: **Takaharu Ishizuka: A Pioneer in Transmission Technology**

Introduction

Takaharu Ishizuka is an accomplished inventor based in Kawasaki, Japan, renowned for his significant contributions to the field of transmission technology. With a remarkable portfolio of 18 patents, Ishizuka has developed innovative solutions that address complex challenges in data transmission and reception.

Latest Patents

Among his latest innovations, Ishizuka has introduced a series of advanced devices that enhance the transmission and reception of data. One notable patent is a transmission/reception device that includes a transmission device capable of dividing multiple connection lines into groups, determining correlations between connection lines and test patterns, and outputting the test patterns accordingly. The reception device integrated into this system receives the test patterns and analyzes them to identify erroneous connections.

Additionally, his control device for a snoop tag is designed to improve performance while controlling the snoop tag by efficiently managing 'replace' requests and enhancing the interaction between cache memory and processors. These patents reflect his commitment to pushing the boundaries of technology and addressing the evolving needs of the industry.

Career Highlights

Throughout his career, Takaharu Ishizuka has worked with esteemed companies such as Fujitsu Corporation and Fujitsu Limited. His tenure at these organizations has allowed him to refine his expertise and collaborate on groundbreaking projects in the realm of data and transmission technology.

Collaborations

Ishizuka has also collaborated with notable colleagues such as Toshikazu Ueki and Takeshi Owaki. These partnerships have facilitated a dynamic exchange of ideas and innovations, contributing to the advancement of technologies that serve various industrial applications.

Conclusion

In conclusion, Takaharu Ishizuka stands as a prominent figure in the field of transmission technology. His 18 patents showcase his inventive spirit and technical prowess, marking him as a key influencer in the ongoing evolution of data communication solutions. Through his work and collaborations, he continues to inspire future innovations within this vital industry.

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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