48 Utility and 1 Design Patents
#4 in Yantai
#1,780 in China
#41,534 in the World
rank by utility patentsForward Citations = 1,194
Company Filing History:
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#4 in Yantai
#1,780 in China
#41,534 in the World
rank by utility patentsCompany Filing History:
Get your Inventor Badge Today