35 Utility Patents
#21 in Jiangsu
#2,775 in China
#71,604 in the World
Forward Citations = 11
Company Filing History:
China University of Mining and Technology
Xuzhou Zhirun Mining Equipment Science and Technology Co., Ltd
Xuzhou Coal Mine Safety Equipment Manufacture Co., Ltd.
4. 2 out of 35
Anhui University of Science & Technology
5. 2 out of 2
Xuzhou Kerui Mining Technology Co., Ltd
where one patent can have more than one assignee
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