6 Utility and 3 Design Patents
#6,712 in Beijing
#22,249 in China
#694,683 in the World
rank by utility patentsForward Citations = 41
Company Filing History:

Douyin Vision (beijing) Co., Ltd.
Douyin Vision Co., Ltd.
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#6,712 in Beijing
#22,249 in China
#694,683 in the World
rank by utility patentsCompany Filing History:

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