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USPTO Data Jan 1 1976 - Oct 13 2026
2 Patents
#1 in Minoh
#11,133 in Japan
Kenji Kangawa
Forward Citations = 13
7 inventors:
Kenji Kangawa
% Expired Patents = 50.0
Forward Citations = 13
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7 inventors (with patents filed for the assignee):
Kenji Kangawa (2 out of 32 patents)
Hisayuki Matsuo (2 out of 32 patents)
Kazuo Kitamura (1 out of 12 patents)
4. Hiroshi Hosoda (1 out of 10 patents)
5. Masayasu Kojima (1 out of 10 patents)
6. Yoshiharu Minamitake (1 out of 10 patents)
7. Tanenao Eto (1 out of 4 patents)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kenji Kangawa. Retrieved from https://idiyas.com/company/kenji-kangawa
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]