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USPTO Data Jan 1 1976 - Oct 6 2026
3 Patents
#1,423 in Shenzhen
#8,312 in China
Cdf Ke Yuan
Forward Citations = 14
4 inventors:
Cdf Ke Yuan
% Expired Patents = 66.7
Forward Citations = 14
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4 inventors (with patents filed for the assignee):
Jiangtao Wen (3 out of 26 patents)
Jingyuan Wang (3 out of 6 patents)
Yuxing Han (3 out of 4 patents)
4. Jun Zhang (1 out of 110 patents)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cdf Ke Yuan. Retrieved from https://idiyas.com/company/cdf-ke-yuan
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]