% Expired Patents = 85.7

Forward Citations = 2

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15 inventors (with patents filed for the assignee):

Shinji Komatsuzaki (1 out of 9 patents)

Masataka Sato (1 out of 24 patents)

Muneyuki Ikarashi (1 out of 1 patent)

4. Shigeru Tsubota (1 out of 7 patents)

5. Makoto Yasuda (1 out of 9 patents)

6. Yoshinori Sunaga (1 out of 66 patents)

7. Fumishige Onodera (1 out of 1 patent)

8. Hitoshi Kuwata (1 out of 5 patents)

9. Tatsuro Matsumoto (1 out of 1 patent)

10. Kazutoshi Kariya (1 out of 8 patents)

11. Kenji Aoshima (1 out of 5 patents)

12. Kinya Yamazaki (1 out of 24 patents)

13. Akira Ogura (1 out of 3 patents)

14. Daisuke Fujiu (1 out of 1 patent)

15. Toshihiko Murakami (1 out of 20 patents)

7 patents: Sort by Forward Citations

1. 10298520 - Relay apparatus (2019-05-21),

2. 10256990 - Relay device and relay system (2019-04-09),

3. 10193739 - Communication device (2019-01-29),

4. 10171259 - Network system and relay device (2019-01-01),

5. 10129899 - Network apparatus (2018-11-13),

6. 10050718 - Optical communication module (2018-08-14),

7. 9948447 - Communication apparatus (2018-04-17),

Company Overview

Apresia Systems, Ltd. is a leading provider of advanced networking solutions. Our innovative technology enables organizations to optimize their network performance and security. With a focus on reliability and scalability, we deliver cutting-edge solutions for data centers, enterprises, and service providers. Contact us today to learn how Apresia Systems can help elevate your network infrastructure.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

7 Patents

#2,287 in Tokyo

#5,456 in Japan

Tokyo, Japan

Apresia Systems, Ltd.

Forward Citations = 2

15 inventors:

Shinji Komatsuzaki (1 out of 9 patents)

Masataka Sato (1 out of 24 patents)

Muneyuki Ikarashi (1 out of 1 patent)

4. Shigeru Tsubota (1 out of 7 patents)

5. Makoto Yasuda (1 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Apresia Systems, Ltd.. Retrieved from https://idiyas.com/company/apresia-systems

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]