5 Utility Patents
#7,752 in Beijing
#26,869 in China
#824,752 in the World
Forward Citations = 41
Company Filing History:
University of Science and Technology Beijing

China Railway Tunnel Consultants Co., Ltd.
4. 1 out of 1
Hebei Zhucheng Industrial and Mining Machinery Co., Ltd.
5. 1 out of 1
Beijing Abt Genetic Engineering Technology Co. Ltd.
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