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USPTO Data Jan 1 1976 - Oct 20 2026
1 Patents
#16 in Hitachi
#15,759 in Japan
Hitachi Engineering & Services, Inc.
Forward Citations = 7
6 inventors:
Hitachi Engineering & Services, Inc.
Forward Citations = 7
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6 inventors (with patents filed for the assignee):
Katsuaki Saito (1 out of 13 patents)
Michio Ohue (1 out of 15 patents)
Takuya Fukuda (1 out of 28 patents)
4. Fumiyuki Kanai (1 out of 9 patents)
5. Kazuo Suzuki (1 out of 15 patents)
6. Atsuyoshi Koike (1 out of 31 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hitachi Engineering & Services, Inc.. Retrieved from https://idiyas.com/company/hitachi-engineering-and-services
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]