8 Utility and 2 Design Patents
#117 in Xian
#16,488 in China
#519,767 in the World
rank by utility patentsForward Citations = 11
Company Filing History:

where one patent can have more than one assignee
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#117 in Xian
#16,488 in China
#519,767 in the World
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today