5 Utility Patents
#7,882 in Beijing
#27,398 in China
#829,904 in the World
Forward Citations = 0
Company Filing History:
Beijing Summer Sprout Technology Co. Ltd.

Beijing Volcano Engine Technology Co., Ltd.
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#7,882 in Beijing
#27,398 in China
#829,904 in the World
Company Filing History:

Get your Inventor Badge Today