With the analysis among 1,629 patents, we discovered top 455 key players by total patent application. State Grid Corp. of China, NEC Corp., Seiko Epson Corp. are dominant in this area. They take 14.61% of the total patent filing.
State Grid Corp. of China
Beijing Shi, China
Patent: 157
Tokyo-to, Japan
Patent: 31
Nagano-ken, Japan
Patent: 30
China Southern Power Grid Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 27
Tokyo-to, Japan
Patent: 26
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 25
Tokyo-to, Japan
Patent: 23
Jiangsu Electric Power Co.
Jiangsu Sheng, China
Patent: 23
China Southern Power Grid Co., Ltd.
Guangdong Sheng, China
Patent: 22
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With the analysis among related 426 patents applied in the last 5 years. We discover 239 most active companies in this area. The fast-growing State Grid Corp. of China, Wobben Properties GmbH, China Southern Power Grid Co., Ltd. take 26.06% of patent filing during this period.
State Grid Corp. of China
Beijing Shi, China
Patent: 67
China Southern Power Grid Co., Ltd.
Guangdong Sheng, China
Patent: 17
China Electric Power Research Institute Ltd.
Beijing Shi, China
Patent: 16
Liaoning Province Power Co. Ltd.
Liaoning Sheng, China
Patent: 15
Jiangsu Electric Power Co.
Jiangsu Sheng, China
Patent: 15
North China Electric Power University
Beijing Shi, China
Patent: 14
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 13
State Grid Sichuan Electric Power Company Electric Power Research Institute
Sichuan Sheng, China
Patent: 13
State Grid Jiangsu Electric Power Co., Ltd. Electric Power Research Institute
Jiangsu Sheng, China
Patent: 13
With the analysis among related 426 patents in last 5 years, we discover 142 new entrants. Wobben Properties GmbH, State Grid Jiangsu Electric Power Co., Ltd. Electric Power Research Institute, Jiangsu Power Testing Research Institude Co.,Ltd. are the most active new entrants in this area.
State Grid Jiangsu Electric Power Co., Ltd. Electric Power Research Institute
Jiangsu Sheng, China
Patent: 13
Jiangsu Power Testing Research Institude Co.,Ltd.
Jiangsu Sheng, China
Patent: 9
Beijing University of Civil Engineering & Architecture
Beijing Shi, China
Patent: 5
Guangdong Power Grid Co. Ltd.
Guangdong Sheng, China
Patent: 5
State Grid Hunan Electric Power Co., Ltd. Electric Power Research Institute
Hunan Sheng, China
Patent: 5
Global Energy Interconnection Research Institute
Beijing Shi, China
Patent: 5
Hangzhou Ineng Power Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 4
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 3
Zhong Guo Da Tang Ji Tuan Ke Xue Ji Shu Yan Jiu Zong Yuan You Xian Gong Si Zhong Nan Dian Li Shi Yan Yan Jiu Yuan
Henan Sheng, China
Patent: 3
With the analysis among 579 patents, we discovered top 91 universities and scientific research institutions by total patent application. Southwest Jiaotong University, North China Electric Power University, Wuhan University are dominant in this area. They take 25.91% of the total patent filing.
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 38
North China Electric Power University
Beijing Shi, China
Patent: 35
Hubei Sheng, China
Patent: 18
Beijing Shi, China
Patent: 17
Huazhong University of Science & Technology
Hubei Sheng, China
Patent: 17
China Electric Power Research Institute Ltd.
Beijing Shi, China
Patent: 17
Sichuan Sheng, China
Patent: 16
Northeast Electric Power University
Jilin Sheng, China
Patent: 16
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 16
Jiangsu Sheng, China
Patent: 15