This inventor holds 2 USPTO granted patents and 3 EPO patents. Top assignees: Chemo-Sero-Therapeutic Research Institute, National Institute of Infectious Diseases, Tokushima University. Active years: 2015-2016.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryuji Kaji. Retrieved from https://idiyas.com/inventor/ryuji-kaji
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 100.0
EPO Patents = 3
Average Co-Inventor Count = 8.0
ph-index = 1
Forward Citations = 6(Granted Patents)
Location History:
- Tokushima, JP (2015)
- Naruto, JP (2016)
Company Filing History:
2 out of 151 Chemo-Sero-Therapeutic Research Institute
1 out of 37 National Institute of Infectious Diseases
1 out of 42 
Tokushima University
where one patent can have more than one assignee
Years Active: 2015-2016
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2 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: Ryuji Kaji. Retrieved from https://idiyas.com/inventor/ryuji-kaji
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]
3 patents (EPO):
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]