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USPTO Data Jan 1 1976 - Nov 10 2026
2 Patents
#4,384 in Tokyo
#11,162 in Japan
Opt Gate Co., Ltd.
Forward Citations = 0
4 inventors:
Opt Gate Co., Ltd.
Calculating rank
EPO Patents = 1
Trademarks = 1
Forward Citations = 0
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4 inventors (with patents filed for the assignee):
Masayuki Tanaka (2 out of 169 patents)
Moritsugu Sakamoto (1 out of 2 patents)
Kohei Noda (1 out of 1 patent)
4. Hiroshi Ono (1 out of 1 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Opt Gate Co., Ltd.. Retrieved from https://idiyas.com/company/opt-gate-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]
1 patent (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]