% Expired Patents = 100.0

Forward Citations = 1

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12 inventors (with patents filed for the assignee):

Norio Tanaka (3 out of 43 patents)

Shiro Futaki (3 out of 3 patents)

Ichiro Ueno (3 out of 31 patents)

4. Takashi Hiraga (3 out of 25 patents)

5. Noritaka Yamamoto (3 out of 18 patents)

6. Shigeru Takarada (2 out of 6 patents)

7. Hirobumi Watanabe (2 out of 2 patents)

8. Hirofumi Watanabe (1 out of 64 patents)

9. Noriyasu Shiga (1 out of 7 patents)

10. Nobutaka Tanigaki (1 out of 9 patents)

11. Toshiko Mizokuro (1 out of 11 patents)

12. Kuniaki Aoki (1 out of 3 patents)

3 patents: Sort by Forward Citations

1. 8798465 - Optical path switching signal transmission/reception apparatus and corresponding method (2014-08-05),

2. 8659818 - Optical-path-switching apparatus and light signal optical-path-switching method (2014-02-25),

3. 7801443 - Automatic circulation collection type data collecting system (2010-09-21),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#99 in Kawasaki

#8,929 in Japan

Kawasaki, Japan

Inter Energy Co., Ltd.

Forward Citations = 1

12 inventors:

Norio Tanaka (3 out of 43 patents)

Shiro Futaki (3 out of 3 patents)

Ichiro Ueno (3 out of 31 patents)

4. Takashi Hiraga (3 out of 25 patents)

5. Noritaka Yamamoto (3 out of 18 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Inter Energy Co., Ltd.. Retrieved from https://idiyas.com/company/inter-energy-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]