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USPTO Data Jan 1 1976 - Oct 20 2026
1 Patents
#25 in all of
#15,759 in Japan
Shimizu Harbor Const. Corp.
Forward Citations = 2
5 inventors:
Shimizu Harbor Const. Corp.
Forward Citations = 2
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5 inventors (with patents filed for the assignee):
Chiaki Matsuyama (1 out of 3 patents)
Yoshitaka Itoh (1 out of 1 patent)
Susumu Ogawa (1 out of 1 patent)
4. Yasuo Usui (1 out of 1 patent)
5. Toshimasa Suzuki (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Shimizu Harbor Const. Corp.. Retrieved from https://idiyas.com/company/shimizu-harbor-const
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]