Unirec Co., Ltd.

Calculating rank

USPTO Granted Patents = 21

% Expired Patents = 76.2

Forward Citations = 526

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3 inventors (with patents filed for the assignee):

Junichi Yamagishi (21 out of 34 patents)

Eikou Yo (4 out of 4 patents)

Kazutoyo Hasegawa (1 out of 1 patent)

21 patents: Sort by Forward Citations

1. 7383934 - Apparatus for supporting objects to identify (2008-06-10),

2. 7353042 - Wireless call system (2008-04-01),

3. 7344443 - Game system using tokens (2008-03-18),

4. 7341522 - Game system with gaming machine interconnected to a cellular phone (2008-03-11),

5. 7295685 - Personal authentication apparatus and locking apparatus (2007-11-13),

6. 7167724 - Control apparatus and control method using mobile communication terminal (2007-01-23),

7. 7129817 - Apparatus for controlling articles in custody (2006-10-31),

8. 7112132 - Prize management system of game machine (2006-09-26),

9. 7102486 - Locking apparatus (2006-09-05),

10. 7099236 - Worker management device (2006-08-29),

11. 7077399 - Chip collecting machine (2006-07-18),

12. 6998854 - Buried structure detection device (2006-02-14),

13. 6965243 - Capacitance sensor (2005-11-15),

14. 6885200 - Measuring apparatus, purity controller, and mixing ratio controller for insulative fluid (2005-04-26),

15. 6865913 - Locking apparatus (2005-03-15),

Company Overview

Unirec Co., Ltd. is a Tokyo-based company specializing in the development and manufacturing of advanced electronic components and systems. With a focus on high-performance technologies, Unirec operates primarily in the fields of telecommunications and industrial automation, providing innovative solutions that enhance connectivity and efficiency. The company is committed to research and development, aiming to push the boundaries of technology to meet the evolving needs of various industries, both domestically and internationally.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

21 Patents

#1,312 in Tokyo

#2,868 in Japan

#30,018 in the World

Tokyo, Japan

Unirec Co., Ltd.

Forward Citations = 526

3 inventors:

Junichi Yamagishi (21 out of 34 patents)

Eikou Yo (4 out of 4 patents)

Kazutoyo Hasegawa (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Unirec Co., Ltd.. Retrieved from https://idiyas.com/company/unirec-company

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

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]