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For the Inventor, By the Inventor

Tokyo, Japan

Akihisa Kurashima

USPTO Granted Patents = 19 

 

Average Co-Inventor Count = 1.5

ph-index = 5

Forward Citations = 200(Granted Patents)


Location History:

  • Minato-ku, JP (2010)
  • Tokyo, JP (1998 - 2024)

Company Filing History:

goldMedal19 out of 35,658 
 
Nec Corporation
 patents

Years Active: 1998-2025

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19 patents (USPTO):
1. 12200483 - Control apparatus, radio communication system, control method, and recording medium having recorded program (2025-01-14),
2. 12063500 - Control apparatus, radio communication system, control method, and program (2024-08-13),
3. 9319432 - Information processor, information processing method and non-transitory storage medium storing information processing program (2016-04-19),
4. 9065889 - Telephone relay apparatus, telephone relay method, and program (2015-06-23),
5. 8712028 - Telephone relaying apparatus, telephone relaying method, and program (2014-04-29),
6. 8705717 - Telephone relaying apparatus, telephone relaying method, and program (2014-04-22),
7. 8654938 - Relay processing device, communication terminal, relay processing system, relay processing method, and program (2014-02-18),
8. 8588390 - Telephone conversation relay server, voice telephone conversation system, and voice telephone conversation relay method (2013-11-19),
9. 8577010 - Telephone relay device, method of relaying telephones, and program therefor (2013-11-05),
10. 8401162 - Telephone relay system, telephone relay apparatus and telephone relay method (2013-03-19),
11. 8306206 - Callback system, transmitting terminal, telephone relay server, callback method and callback program (2012-11-06),
12. 7965831 - Telephone control device, telephone control method, telephone control program, telephone terminal, telephone calling method, telephone calling program and telephone control system (2011-06-21),
13. 7650155 - Transmission time difference measurement method and system (2010-01-19),
14. 7567800 - Content delivery system (2009-07-28),
15. 7079950 - Location information conversion device, control method therefor, location information providing system using them, and control method therefor (2006-07-18),

Title: Akihisa Kurashima: Innovating Security in Radio Communication

Introduction

Akihisa Kurashima, based in Tokyo, Japan, is a prolific inventor who has made significant contributions to the field of radio communication security. With a remarkable portfolio of 19 patents, he is recognized for his innovative approaches that enhance the integrity and reliability of communication systems.

Latest Patents

Kurashima's latest patents focus on the development of advanced control apparatuses aimed at improving the security of radio communication systems. One of his notable inventions is a control apparatus that includes an acquisition section designed to obtain subscriber information with encrypted authentication data. Moreover, the registration section within the apparatus registers this information in a core network database. The system also features an authentication component that decrypts the authentication data to verify terminal apparatuses requesting access to the core network. Another significant invention involves a control method for managing user access in private radio communication networks, comprising an obtaining unit that secures subscriber data and a verifying unit that authenticates terminal devices.

Career Highlights

Akihisa Kurashima's tenure at NEC Corporation showcases his dedication to advancing communication technology. His research in the security of radio communication systems has positioned him as a leading figure in the industry, continually working on innovative solutions that address modern security challenges.

Collaborations

Kurashima collaborates with notable colleagues, including Kazuhiro Sakata and Shigeru Tagashira, at NEC Corporation. Their collective efforts foster a creative environment where cutting-edge technologies are developed, reinforcing the company's commitment to enhancing security in communication solutions.

Conclusion

Through his extensive work and innovative patents, Akihisa Kurashima exemplifies the role of inventors in shaping the future of radio communication. His contributions are vital in ensuring secure and reliable communication systems, reflecting the importance of innovation in technology today.

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