3 Utility Patents
#11,538 in Beijing
#44,764 in China
Forward Citations = 3
Company Filing History:
China Electric Power Research Institute
Zhangjiakou Wind and Solar Power Energy Demonstration Station Co. Ltd., State Grid Xin Yuan Company
State Grid Corporation of China
4. 1 out of 832,575 patents
Other
5. 1 out of 1
Zhangjiakou Wind and Solar Power Energy Demonstration
where one patent can have more than one assignee
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