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USPTO Data Jan 1 1976 - Oct 27 2026
3 Patents
#3,552 in Tokyo
#8,938 in Japan
Hiachi, Ltd.
Forward Citations = 73
9 inventors:
Hiachi, Ltd.
Calculating rank
% Expired Patents = 66.7
Forward Citations = 73
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9 inventors (with patents filed for the assignee):
Shinichi Miyatake (1 out of 50 patents)
Keizo Suzuki (1 out of 67 patents)
Mitsuo Usami (1 out of 73 patents)
4. Masaya Muranaka (1 out of 28 patents)
5. Makoto Morino (1 out of 26 patents)
6. Yukihide Suzuki (1 out of 27 patents)
7. Tetsuya Kitame (1 out of 6 patents)
8. Kanehide Kenmizaki (1 out of 11 patents)
9. Kenichi Yamamoto (1 out of 17 patents)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hiachi, Ltd.. Retrieved from https://idiyas.com/company/hiachi
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]