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USPTO Data Jan 1 1976 - Oct 20 2026
2 Patents
#4,372 in Tokyo
#11,139 in Japan
Estijl Co. Ltd.
Forward Citations = 3
5 inventors:
Estijl Co. Ltd.
% Expired Patents = 100.0
EPO Patents = 2
Forward Citations = 3
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5 inventors (with patents filed for the assignee):
Hiroki Itoh (1 out of 12 patents)
Yuichi Sato (1 out of 1 patent)
Hiroshi Minaguchi (1 out of 1 patent)
4. Shusuke Shitara (1 out of 1 patent)
5. Kazuki Kurose (1 out of 1 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Estijl Co. Ltd.. Retrieved from https://idiyas.com/company/estijl-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]
2 patents (EPO):
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]