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USPTO Data Jan 1 1976 - Nov 3 2026
2 Patents
#4,379 in Tokyo
#11,154 in Japan
Asahi Kogaku K.k.
Forward Citations = 22
5 inventors:
Asahi Kogaku K.k.
Calculating rank
Forward Citations = 22
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5 inventors (with patents filed for the assignee):
Tetsuro Ogawa (1 out of 37 patents)
Akihiko Yokoo (1 out of 13 patents)
Saburo Sugawara (1 out of 86 patents)
4. Masaya Sumita (1 out of 13 patents)
5. Takeshi Ichitsuka (1 out of 13 patents)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Asahi Kogaku K.k.. Retrieved from https://idiyas.com/company/asahi-kogaku-k-k
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]