20 Utility Patents
#2,304 in Beijing
#5,673 in China
#168,724 in the World
Forward Citations = 7
Company Filing History:

Hefei Xinsheng Optoelectronics Technology Co., Ltd.
Cspc Zhongqi Pharmaceutical Technology (shijiazhuang) Co., Ltd.
4. 2 out of 120

5. 2 out of 38
China University of Geosciences (beijing)
where one patent can have more than one assignee
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