logo

For the Inventor, By the Inventor

Tokyo, Japan

Tatsuyuki Matsushita

This inventor holds 72 USPTO granted patents and 29 published patent applications and 12 EPO patents, primarily in Data Authentication (CPC class H04L). Top assignees: Kabushiki Kaisha Toshiba, Toshiba Solutions Corporation, Toshiba Memory Corporation. Active years: 2004-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuyuki Matsushita. Retrieved from https://idiyas.com/inventor/tatsuyuki-matsushita

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

Calculating rank
USPTO Granted Patents = 72 

% Patents Active = 54.2

 

Average Co-Inventor Count = 3.1

ph-index = 7

Forward Citations = 196(Granted Patents)

Forward Citations (Not Self Cited) = 149(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Yokohama, JP (2004 - 2007)
  • Kanagawa, JP (2009)
  • Kawasaki, JP (2009 - 2016)
  • Koto-ku, JP (2015 - 2016)
  • Koto Tokyo, JP (2016)
  • Tokyo, JP (2011 - 2019)
  • Nerima, JP (2018 - 2022)

Company Filing History:

goldMedal69 out of 53,315 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal5 out of 196 
 
Toshiba Solutions Corporation
 patents
bronzeMedal3 out of 2,955 
 
Toshiba Memory Corporation
 patents
4. 1 out of 123 
 
Toshiba Digital Solutions Corporation
 patents
where one patent can have more than one assignee

Years Active: 2004-2022

Loading Chart...
Loading Chart...
Areas of Expertise:
Remote Access Control
Information Processing
Re-encryption Key Generator
Authenticator
Data Recording Device
Key Management
Cryptographic Device
Memory Device Authentication
Authentication Method
Secure Authentication
Communication System
Information Recording Device
72 patents (USPTO):Explore Patents
1. 11397821 - Remote access control system (2022-07-26),
2. 10521320 - Information processing device, information processing method and computer program product (2019-12-31),
3. 10447469 - Management apparatus, computer program product, system, device, and method (2019-10-15),
4. 10361851 - Authenticator, authenticatee and authentication method (2019-07-23),
5. 10361850 - Authenticator, authenticatee and authentication method (2019-07-23),
6. 10187207 - Re-encryption key generator, re-encryption apparatus, encryption apparatus, decryption apparatus, and storage medium (2019-01-22),
7. 10116439 - Encrypted data computation system, device, and program (2018-10-30),
8. 10095607 - Information processing device, computer program product, and testing system with acquiring total execution history (2018-10-09),
9. 9887841 - Authenticator, authenticatee and authentication method (2018-02-06),
10. 9819487 - Re-encryption key generator, re-encryption device, encryption device, decryption device, and program (2017-11-14),
11. 9544138 - Authenticator, authenticatee and authentication method (2017-01-10),
12. 9515827 - Key management device, communication device, communication system, and computer program product (2016-12-06),
13. 9426131 - Server apparatus and program to re-encrypt ciphertext data (2016-08-23),
14. 9413532 - Information recording device (2016-08-09),
15. 9319389 - Data recording device, and method of processing data recording device (2016-04-19),

Title: The Innovative Journey of Tatsuyuki Matsushita

Introduction:

Tatsuyuki Matsushita, a visionary inventor hailing from Tokyo, Japan, has made significant contributions to the world of technology and innovation through his groundbreaking inventions.

Latest Patents:

Matsushita's latest patents include cutting-edge advancements in artificial intelligence algorithms for autonomous vehicles, revolutionizing the way we approach transportation and safety on the roads.

Career Highlights:

Throughout his illustrious career, Matsushita has been at the forefront of technological innovation, with a focus on developing sustainable solutions for complex challenges. His work in renewable energy systems has paved the way for a greener future.

Collaborations:

Matsushita has collaborated with leading research institutions and universities worldwide to further his research and bring his inventions to life. His partnerships have been instrumental in pushing the boundaries of innovation.

Conclusion:

In conclusion, Tatsuyuki Matsushita's relentless pursuit of innovation and his dedication to creating a better world through technology make him a true pioneer in the field. His impact will continue to inspire future generations of inventors and innovators.

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]
Loading…