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USPTO Data Jan 1 1976 - Nov 3 2026
1 Patents
#1,656 in Osaka
#15,774 in Japan
Sumio Kitahata
Forward Citations = 8
5 inventors:
Sumio Kitahata
Calculating rank
Forward Citations = 8
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5 inventors (with patents filed for the assignee):
Koki Fujita (1 out of 23 patents)
Koji Hara (1 out of 22 patents)
Nobuhiro Kuwahara (1 out of 11 patents)
4. Sumio Kitahata (1 out of 13 patents)
5. Kyoko Koizumi (1 out of 6 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sumio Kitahata. Retrieved from https://idiyas.com/company/sumio-kitahata
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]