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USPTO Data Jan 1 1976 - Oct 13 2026
1 Patents
#3,284 in Shenzhen
#18,742 in China
Shenzhen Protgen Ltd.
Forward Citations = 0
4 inventors:
Shenzhen Protgen Ltd.
EPO Patents = 1
Forward Citations = 0
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4 inventors (with patents filed for the assignee):
Wenchao Wang (1 out of 31 patents)
Guodong Chang (1 out of 8 patents)
Xiaobo Xiong (1 out of 1 patent)
4. Xin Dou (1 out of 2 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Shenzhen Protgen Ltd.. Retrieved from https://idiyas.com/company/shenzhen-protgen
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]
1 patent (EPO):
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]