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USPTO Data Jan 1 1976 - Oct 6 2026
1 Patents
#831 in
#15,732 in Japan
Hitachi Semiconductor Ltd.
Forward Citations = 274
5 inventors:
Hitachi Semiconductor Ltd.
Forward Citations = 274
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5 inventors (with patents filed for the assignee):
Wakashima Yoshiaki (1 out of 8 patents)
Ono Takashi (1 out of 7 patents)
Tsukui Seiichiro (1 out of 7 patents)
4. Sugano Toshio (1 out of 10 patents)
5. Watanabe Masayuki (1 out of 7 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hitachi Semiconductor Ltd.. Retrieved from https://idiyas.com/company/hitachi-semiconductor
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]