Forward Citations = 3

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6 inventors (with patents filed for the assignee):

Tetsu Akiyama (2 out of 5 patents)

Yusuke Yamazumi (2 out of 2 patents)

Kazuyoshi Kofu (2 out of 2 patents)

4. Hiroaki Harada (1 out of 4 patents)

5. Takeaki Oda (1 out of 1 patent)

6. Oh Sasaki (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 11312956 - Nucleic acid inhibiting expression of the MEX3B gene, MEX3B gene expression inhibitor, method for inhibiting MEX3B gene expression, and prophylactic or therapeutic agent for disease caused by MEX3B gene expression (2022-04-26),

2. 11279935 - Method for screening prophylactic or therapeutic agents for diseases caused by interleukin 6, interleukin 13, TNF, G-CSF, CXCL1, CXCL2, or CXCL5 and agent for the prevention or treatment of diseases caused by interleukin 6, interleukin 13, TNF, G-CSF, CXCL1, CXCL2, or CXCL5 (2022-03-22),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#4,372 in Tokyo

#11,139 in Japan

Tokyo, Japan

Tak-Circulator Co., Ltd

Forward Citations = 3

6 inventors:

Tetsu Akiyama (2 out of 5 patents)

Yusuke Yamazumi (2 out of 2 patents)

Kazuyoshi Kofu (2 out of 2 patents)

4. Hiroaki Harada (1 out of 4 patents)

5. Takeaki Oda (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tak-Circulator Co., Ltd. Retrieved from https://idiyas.com/company/tak-circulator-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]