19 Utility and 1 Design Patents
#2,444 in Beijing
#6,067 in China
#181,495 in the World
rank by utility patentsForward Citations = 55
Company Filing History:



where one patent can have more than one assignee
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#2,444 in Beijing
#6,067 in China
#181,495 in the World
rank by utility patentsCompany Filing History:



Get your Inventor Badge Today