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USPTO Data Jan 1 1976 - Oct 13 2026
2 Patents
#4,366 in Tokyo
#11,133 in Japan
Keiichi Fukuda
Forward Citations = 19
8 inventors:
Keiichi Fukuda
% Expired Patents = 50.0
Forward Citations = 19
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8 inventors (with patents filed for the assignee):
Keiichi Fukuda (2 out of 27 patents)
Shinsuke Yuasa (2 out of 5 patents)
Hideyuki Okano (1 out of 30 patents)
4. Uichi Koshimizu (1 out of 3 patents)
5. Tomofumi Tanaka (1 out of 2 patents)
6. Kenichiro Shimoji (1 out of 1 patent)
7. Keijiro Sugimura (1 out of 3 patents)
8. Takuya Shimazaki (1 out of 2 patents)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Keiichi Fukuda. Retrieved from https://idiyas.com/company/keiichi-fukuda
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]