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For the Inventor, By the Inventor

Tokyo, Japan

Hiroto Tamiya

This inventor holds 17 USPTO granted patents and 16 published patent applications. Top assignee: Nec Corporation. Active years: 2023-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroto Tamiya. Retrieved from https://idiyas.com/inventor/hiroto-tamiya

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

USPTO Granted Patents = 17 

% Patents Active = 76.5

Average Co-Inventor Count = 3.3

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:

goldMedal17 out of 36,684 
 
Nec Corporation
 patents

Years Active: 2023-2026

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17 patents (USPTO):Explore Patents
1. 12726328 - Homomorphic cyclic operation system, homomorphic cyclic operation apparatus, homomorphic cyclic operation method, and homomorphic cyclic operation program (2026-09-01),
2. 12615155 - Signature verification system, signature verification method, and program (2026-04-28),
3. 12598057 - Similarity calculation system, similarity calculation apparatus, similarity calculation method, and similarity calculation program (2026-04-07),
4. 12591648 - Biometric authentication system, template updating method therefor, storage medium, biometric authentication client device, and biometric authentication server device (2026-03-31),
5. 12489619 - Terminal apparatus, encrypted information transformation apparatus, collation system, input information encryption method, encrypted information transformation method, collation method, input information encryption program, and encrypted information transformation program (2025-12-02),
6. 12463793 - Authentication system, authenticatee apparatus, authenticator apparatus, authentication method, and authentication program (2025-11-04),
7. 12411922 - System for cancelable biometric feature data generation (2025-09-09),
8. 12375264 - Information concealing control apparatus, information concealing apparatus, information reconfiguration control apparatus, information reconfiguring apparatus, information concealing system, information concealing control method, information reconfiguration control method, information concealing control program, and information reconfiguration control program (2025-07-29),
9. 12278909 - Signature verification system, signature apparatus, signature verification method, and program (2025-04-14),
10. 12242644 - Collation system, client terminal, server apparatus, collation method, and program (2025-03-04),
11. 12200147 - Collation system, client, and server (2025-01-14),
12. 12199638 - Information concealing apparatus, information reconfiguring apparatus, information concealing system, information concealing method, information reconfiguring method, information concealing program, and information reconfiguring program (2025-01-14),
13. 12155769 - Information matching system and information matching method (2024-11-26),
14. 12143482 - Information matching system and information matching method (2024-11-12),
15. 12120229 - Encryption system, function value calculation method, and program (2024-10-15),

Title: Hiroto Tamiya: Innovator in Signature Verification Technology

Introduction

Hiroto Tamiya, based in Tokyo, Japan, is a notable inventor with a total of nine patents to his name. His contributions to the field of signature verification technology have paved the way for advancements in secure digital communication and data integrity.

Latest Patents

Among Tamiya's latest innovations are several patents that focus on signature verification systems and apparatuses. One of his prominent patents outlines a comprehensive signature verification system that incorporates multiple elements, including a signature apparatus designed to sign chameleon hash values, both modifiable and unmodifiable parts of data, and the overall data integrity. Additionally, he has developed a collation system that enhances the accuracy of information verification, utilizing a structured approach for similarity calculations between registered and collated information. This innovative system enables efficient data processing and maintains high security standards.

Career Highlights

Hiroto Tamiya currently works at NEC Corporation, a leading technology company known for its commitment to innovation. His dedication to advancing signature verification technologies reflects his significant role in the development of secure digital infrastructures. Over the years, Tamiya has contributed to various projects that strengthen data protection mechanisms and optimize information systems.

Collaborations

Throughout his career, Tamiya has collaborated with esteemed coworkers, including Toshiyuki Isshiki and Masahiro Nara. Their combined expertise has led to groundbreaking developments in the field, fostering a collaborative environment that emphasizes shared knowledge and innovative problem-solving.

Conclusion

Hiroto Tamiya stands out as a prominent figure in the realm of signature verification technology. His nine patents not only showcase his inventive spirit but also illustrate his commitment to enhancing digital security. As technology continues to evolve, Tamiya's innovations will undoubtedly leave 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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