With the analysis among 944 patents, we discovered top 285 key players by total patent application. State Grid Xinyuan Co., Ltd., State Grid Corp. of China, Shandong Taishan Pumped Storage Co., Ltd. are dominant in this area. They take 67.16% of the total patent filing.
Beijing Shi, China
Patent: 289
Beijing Shi, China
Patent: 277
Shandong Sheng, China
Patent: 68
Zhejiang Sheng, China
Patent: 67
Tokyo-to, Japan
Patent: 48
Beijing Shi, China
Patent: 33
Tokyo-to, Japan
Patent: 25
Tokyo-to, Japan
Patent: 21
Sichuan Sheng, China
Patent: 19
Zhejiang Sheng, China
Patent: 19
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With the analysis among related 630 patents applied in the last 5 years. We discover 265 most active companies in this area. The fast-growing State Grid Xinyuan Co., Ltd., State Grid Corp. of China, Powerchina Huadong Engineering Corp. Ltd. take 51.75% of patent filing during this period.
Beijing Shi, China
Patent: 158
Beijing Shi, China
Patent: 122
Zhejiang Sheng, China
Patent: 46
Shandong Sheng, China
Patent: 21
Sichuan Sheng, China
Patent: 19
Beijing Shi, China
Patent: 17
Beijing Shi, China
Patent: 17
Jiangsu Sheng, China
Patent: 14
Shandong Sheng, China
Patent: 12
Shandong Sheng, China
Patent: 12
With the analysis among related 630 patents in last 5 years, we discover 202 new entrants. Powerchina Chengdu Engineering Corp. Ltd., Shandong Yimeng Pumped Storage Co., Ltd., North China University of Water Conservancy and Hydropower are the most active new entrants in this area.
Sichuan Sheng, China
Patent: 19
Shandong Sheng, China
Patent: 12
Henan Sheng, China
Patent: 10
Shandong Sheng, China
Patent: 8
Hubei Sheng, China
Patent: 8
Guangdong Sheng, China
Patent: 7
Anhui Sheng, China
Patent: 6
Hunan Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 5
With the analysis among 241 patents, we discovered top 51 universities and scientific research institutions by total patent application. Hohai University, Wuhan University, North China Electric Power University are dominant in this area. They take 47.30% of the total patent filing.
Jiangsu Sheng, China
Patent: 26
Hubei Sheng, China
Patent: 18
Beijing Shi, China
Patent: 17
Hubei Sheng, China
Patent: 8
Beijing Shi, China
Patent: 8
Beijing Shi, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 5
Anhui Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 4