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USPTO Data Jan 1 1976 - Oct 13 2026
1 Patents
#6,094 in Tokyo
#15,745 in Japan
Hiatachi, Ltd.
Forward Citations = 24
5 inventors:
Hiatachi, Ltd.
% Expired Patents = 100.0
Forward Citations = 24
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5 inventors (with patents filed for the assignee):
Yuri Hiraiwa (1 out of 60 patents)
Tsukasa Shibayama (1 out of 48 patents)
Yukinori Sakashita (1 out of 56 patents)
4. Wataru Okada (1 out of 47 patents)
5. Masahide Sato (1 out of 42 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hiatachi, Ltd.. Retrieved from https://idiyas.com/company/hiatachi
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]