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USPTO Data Jan 1 1976 - Oct 27 2026
1 Patents
#6,105 in Tokyo
#15,762 in Japan
Aska Pharmaceuticals Co., Ltd.
Forward Citations = 0
5 inventors:
Aska Pharmaceuticals Co., Ltd.
Calculating rank
% Expired Patents = 100.0
Forward Citations = 0
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5 inventors (with patents filed for the assignee):
Takashi Nose (1 out of 154 patents)
Kouki Ishitani (1 out of 5 patents)
Tomoji Aotsuka (1 out of 17 patents)
4. Kentarou Kumazawa (1 out of 4 patents)
5. Nagatoshi Wagatsuma (1 out of 4 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Aska Pharmaceuticals Co., Ltd.. Retrieved from https://idiyas.com/company/aska-pharmaceuticals-company
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]