Guobiao Zhang (1 out of 140 patents)
Company Badge
USPTO Data Jan 1 1976 - Oct 13 2026
1 Patents
#168 in ChengDu
#18,742 in China
Chengdu Haicun Technology LLC
Forward Citations = 0
1 inventor:
Chengdu Haicun Technology LLC
% Expired Patents = 100.0
Forward Citations = 0
Loading Chart...
Loading Chart...
1 inventor (with patents filed for the assignee):
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chengdu Haicun Technology LLC. Retrieved from https://idiyas.com/company/chengdu-haicun-technology
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]