% Expired Patents = 33.3

Forward Citations = 9

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7 inventors (with patents filed for the assignee):

Takahiro Nambara (1 out of 27 patents)

Ryu Saeki (1 out of 1 patent)

Akira Miyazaki (1 out of 1 patent)

4. Yasunori Mori (1 out of 1 patent)

5. Koichi Kubo (1 out of 1 patent)

6. Haruya Kakuta (1 out of 1 patent)

7. Arataka Onishi (1 out of 1 patent)

3 patents: Sort by Forward Citations

#3,548 in Tokyo

#8,932 in Japan

Tsujiden Co., Ltd.

Forward Citations = 9

7 inventors:

Takahiro Nambara (1 out of 27 patents)

Ryu Saeki (1 out of 1 patent)

Akira Miyazaki (1 out of 1 patent)

4. Yasunori Mori (1 out of 1 patent)

5. Koichi Kubo (1 out of 1 patent)

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