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USPTO Data Jan 1 1976 - Oct 20 2026
1 Patents
#1,317 in Beijing
#18,808 in China
Research Center for Eco-Environmental Sciences
Forward Citations = 0
6 inventors:
Research Center for Eco-Environmental Sciences
% Expired Patents = 100.0
Forward Citations = 0
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6 inventors (with patents filed for the assignee):
Ruiping Liu (1 out of 5 patents)
Zenglu Qi (1 out of 2 patents)
Lijun Zhu (1 out of 3 patents)
4. Huijuan Liu (1 out of 6 patents)
5. Huachun Lan (1 out of 3 patents)
6. Jiuhui Qu (1 out of 5 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Research Center for Eco-Environmental Sciences. Retrieved from https://idiyas.com/company/research-center-for-eco-environmental-sciences
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]