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USPTO Data Jan 1 1976 - Oct 20 2026
1 Patents
#92 in both of
#15,759 in Japan
Otsuka Science Co., Ltd.
Forward Citations = 10
5 inventors:
Otsuka Science Co., Ltd.
Forward Citations = 10
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5 inventors (with patents filed for the assignee):
Osamu Yamamoto (1 out of 27 patents)
Kazuhiko Mori (1 out of 3 patents)
Shinichi Yamada (1 out of 1 patent)
4. Kyoji Miyata (1 out of 1 patent)
5. Yukitoshi Sato (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Otsuka Science Co., Ltd.. Retrieved from https://idiyas.com/company/otsuka-science-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]
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]
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]