43 Utility and 20 Design Patents
#353 in Shenzhen
#2,086 in China
#50,470 in the World
rank by utility patentsForward Citations = 260
Company Filing History:

Shenzhen Yifeng Intelligent Technology Co., Ltd.

4. 5 out of 360

5. 4 out of 1,214

where one patent can have more than one assignee
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