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USPTO Data Jan 1 1976 - Oct 27 2026
1 Patents
#6,105 in Tokyo
#15,762 in Japan
National Tax Administration
Forward Citations = 0
4 inventors:
National Tax Administration
Calculating rank
Forward Citations = 0
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4 inventors (with patents filed for the assignee):
Toru Nakayama (1 out of 29 patents)
Hajime Yoshizumi (1 out of 18 patents)
Kiyoshi Yoshizawa (1 out of 1 patent)
4. Hiroshi Yamamoto (1 out of 28 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: National Tax Administration. Retrieved from https://idiyas.com/company/national-tax-administration
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]