Wei Zhou (2 out of 13 patents)
Yin Zhou (1 out of 10 patents)
Pengju Yang (1 out of 1 patent)
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USPTO Data Jan 1 1976 - Nov 10 2026
3 Patents
#216 in Ningbo
#8,424 in China
Ningbo Richen Electrical Appliance Co., Ltd
Forward Citations = 0
3 inventors:
Ningbo Richen Electrical Appliance Co., Ltd
Calculating rank
EPO Patents = 3
Forward Citations = 0
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3 inventors (with patents filed for the assignee):
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ningbo Richen Electrical Appliance Co., Ltd. Retrieved from https://idiyas.com/company/ningbo-richen-electrical-appliance
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]
3 patents (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]