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USPTO Data Jan 1 1976 - Oct 13 2026
1 Patents
#6,094 in Tokyo
#15,745 in Japan
Risko Kagaku Corporation
Forward Citations = 0
4 inventors:
Risko Kagaku Corporation
Forward Citations = 0
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4 inventors (with patents filed for the assignee):
Hitoshi Arai (1 out of 47 patents)
Tatsunori Kaneko (1 out of 2 patents)
Ryota Yamagishi (1 out of 5 patents)
4. Masashi Hara (1 out of 24 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Risko Kagaku Corporation. Retrieved from https://idiyas.com/company/risko-kagaku
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]