19 Utility Patents
#123 in Hong Kong
#6,033 in China
#181,132 in the World
Forward Citations = 3
Company Filing History:

Yunnan Minzu University
Other
4. 1 out of 1
Shanghai University of Traditional Chinese
5. 1 out of 1
Changshu Hkbu Technology Company Limited
where one patent can have more than one assignee
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