This inventor holds 3 USPTO granted patents. Top assignees: Nippon Zoki Pharmaceutical Co., Ltd., Asahi Kasei Kogyo Kabushiki Kaisha. Active years: 1998-2004.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoichi Fujii. Retrieved from https://idiyas.com/inventor/yoichi-fujii-dlczt7q2
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Calculating rank
% Patents Active = 66.7
Average Co-Inventor Count = 2.3
ph-index = 1
Forward Citations = 2(Granted Patents)
Company Filing History:
2 out of 148 Nippon Zoki Pharmaceutical Co., Ltd.
1 out of 1,297 
Asahi Kasei Kogyo Kabushiki Kaisha
Years Active: 1998-2004
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3 patents (USPTO):Explore Patents
Profile summary based on public USPTO records.
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]
IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoichi Fujii. Retrieved from https://idiyas.com/inventor/yoichi-fujii-dlczt7q2
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]
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]