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USPTO Data Jan 1 1976 - Oct 20 2026
1 Patents
#1,658 in Osaka
#15,759 in Japan
Koichi Niihara
Forward Citations = 13
4 inventors:
Koichi Niihara
% Expired Patents = 100.0
Forward Citations = 13
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4 inventors (with patents filed for the assignee):
Jun Hasegawa (1 out of 47 patents)
Miho Ito (1 out of 10 patents)
Tadachika Nakayama (1 out of 2 patents)
4. Koichi Niihara (1 out of 34 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Koichi Niihara. Retrieved from https://idiyas.com/company/koichi-niihara
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]