4 Utility Patents
#9,245 in Beijing
#33,523 in China
Forward Citations = 0
Company Filing History:
China University of Mining and Technology
Shanghai Zhaoxin Semiconductor Co., Ltd.
Jiangsu Vocational Institute of Architectural Technology
4. 1 out of 8
China Shenhua Energy Company Limited
5. 1 out of 1
Chn Energy Investment Group Co., Ltd
where one patent can have more than one assignee
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