6 Utility Patents
#6,712 in Beijing
#22,249 in China
#694,683 in the World
Forward Citations = 1
Company Filing History:
State Grid Corporation of China
China Electric Power Research Institute
China Electric Power Research Institute Company Limited
4. 2 out of 2
Central China Branch of State Grid Corporation of China
5. 1 out of 1
State Grid Central China Grid Company Ltd.
where one patent can have more than one assignee
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