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USPTO Data Jan 1 1976 - Oct 6 2026
1 Patents
#6,086 in Tokyo
#15,732 in Japan
Hirohisa Tanaka
Forward Citations = 20
1 inventor:
Hirohisa Tanaka
CIPO Patents = 1
Forward Citations = 20
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1 inventor (with patents filed for the assignee):
Tsutomu Fuseya (1 out of 4 patents)
Naoyuki Mishima (21 patents)
Seiichi Mitobe (17 patents)
4. Youichi Masuda (15 patents)
5. Motoyoshi Takase (1 patent)
6. Yasuo Ebata (0 patent)
7. Hirohisa Tanaka (0 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hirohisa Tanaka. Retrieved from https://idiyas.com/company/hirohisa-tanaka
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]
1 patent (CIPO):
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]