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USPTO Data Jan 1 1976 - Oct 27 2026
1 Patents
#622 in Guangdong
#18,836 in China
Shenzhen Safdao Technology Corporation
Forward Citations = 2
6 inventors:
Shenzhen Safdao Technology Corporation
Calculating rank
% Expired Patents = 100.0
Forward Citations = 2
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6 inventors (with patents filed for the assignee):
Yong Zhao (1 out of 43 patents)
Yong Dai (1 out of 10 patents)
Zejun Wu (1 out of 1 patent)
4. Ruzhong Cheng (1 out of 1 patent)
5. Yunli Qing (1 out of 1 patent)
6. Wei Chen (1 out of 107 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Shenzhen Safdao Technology Corporation. Retrieved from https://idiyas.com/company/shenzhen-safdao-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]