% Expired Patents = 100.0

Forward Citations = 2

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6 inventors (with patents filed for the assignee):

Shuji Sato (2 out of 3 patents)

Takeshi Goto (2 out of 3 patents)

Seiko Shigeta (2 out of 11 patents)

4. Seiji Kawamoto (2 out of 4 patents)

5. Shigeru Goto (2 out of 3 patents)

6. Kazuhisa Ono (2 out of 16 patents)

2 patents: Sort by Forward Citations

#116 in Chiba

#11,124 in Japan

Amateraspharma Inc.

Forward Citations = 2

6 inventors:

Shuji Sato (2 out of 3 patents)

Takeshi Goto (2 out of 3 patents)

Seiko Shigeta (2 out of 11 patents)

4. Seiji Kawamoto (2 out of 4 patents)

5. Shigeru Goto (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Amateraspharma Inc.. Retrieved from https://idiyas.com/company/amateraspharma

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]