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For the Inventor, By the Inventor

Tokyo, Japan

Kazuhisa Ishizaka

This inventor holds 8 USPTO granted patents and 10 published patent applications. Top assignee: Nec Corporation. Active years: 2013-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhisa Ishizaka. Retrieved from https://idiyas.com/inventor/kazuhisa-ishizaka

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

USPTO Granted Patents = 8 

% Patents Active = 62.5

Average Co-Inventor Count = 1.5

ph-index = 2

Forward Citations = 17(Granted Patents)


Company Filing History:

goldMedal8 out of 36,718 
 
Nec Corporation
 patents

Years Active: 2013-2025

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8 patents (USPTO):Explore Patents
1. 12287789 - Information processing device, method, and recording medium (2025-04-29),
2. 11314506 - Secure computation device, comparison method, comparison program recording medium, and secure computation system (2022-04-26),
3. 10459902 - Information processing device, vector data processing method, and recording medium (2019-10-29),
4. 8938740 - Resource allocation apparatus, resource allocation method, and computer readable medium (2015-01-20),
5. 8897372 - Task allocation device, task allocation method, and storage medium storing task allocation program (2014-11-25),
6. 8635405 - Computational resource assignment device, computational resource assignment method and computational resource assignment program (2014-01-21),
7. 8555001 - Cache memory, including miss status/information and a method using the same (2013-10-08),
8. 8533726 - Device, system, method, and program for computing resource allocation based on external environment and transition frequency (2013-09-10),

Title: Kazuhisa Ishizaka: Innovator in Information Processing

Introduction

Kazuhisa Ishizaka is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of information processing, holding a total of 8 patents. His work focuses on developing advanced technologies that enhance computational efficiency and security.

Latest Patents

Ishizaka's latest patents include an "Information processing device, method, and recording medium." This invention involves a sophisticated information processing device that optimizes table join instructions for improved data handling. Another notable patent is for a "Secure computation device, comparison method, comparison program recording medium, and secure computation system." This device allows for the comparison of two integers without the use of traditional AND/XOR operations, utilizing innovative circuitry for secure computation.

Career Highlights

Kazuhisa Ishizaka is currently employed at NEC Corporation, where he continues to push the boundaries of technology. His work has been instrumental in developing secure and efficient computational methods that are applicable in various industries.

Collaborations

Ishizaka has collaborated with notable colleagues, including Kosuke Nishihara and Takashi Miyazaki. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Kazuhisa Ishizaka's contributions to information processing and secure computation highlight his role as a leading inventor in the technology sector. His patents reflect a commitment to advancing computational methods, ensuring that his work will have a lasting impact on the 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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