With the analysis among 503 patents, we discovered top 176 key players by total patent application. State Grid Corp. of China, Southwest Electric Power Design Institute Co., Ltd., China Energy Engineering Group Guangdong Electric Power Design are dominant in this area. They take 40.95% of the total patent filing.
Beijing Shi, China
Patent: 131
Southwest Electric Power Design Institute Co., Ltd.
Sichuan Sheng, China
Patent: 39
China Energy Engineering Group Guangdong Electric Power Design
Guangdong Sheng, China
Patent: 36
Hubei Sheng, China
Patent: 36
Beijing Shi, China
Patent: 30
Henan Sheng, China
Patent: 26
China Southern Power Grid Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 20
Henan Sheng, China
Patent: 19
Anhui Province Water Resources Research Institute
Anhui Sheng, China
Patent: 17
Beijing Shi, China
Patent: 16
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With the analysis among related 348 patents applied in the last 5 years. We discover 149 most active companies in this area. The fast-growing State Grid Corp. of China, Southwest Electric Power Design Institute Co., Ltd., Central Southern China Electric Power Design Institute take 31.61% of patent filing during this period.
Beijing Shi, China
Patent: 52
Southwest Electric Power Design Institute Co., Ltd.
Sichuan Sheng, China
Patent: 34
Hubei Sheng, China
Patent: 24
China Energy Engineering Group Guangdong Electric Power Design
Guangdong Sheng, China
Patent: 19
Anhui Province Water Resources Research Institute
Anhui Sheng, China
Patent: 16
Beijing Shi, China
Patent: 14
Beijing Shi, China
Patent: 13
China Southern Power Grid Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 11
Guangdong Sheng, China
Patent: 11
Guangdong Sheng, China
Patent: 9
With the analysis among related 348 patents in last 5 years, we discover 107 new entrants. Guangzhou Bureau of Ultra-high Voltage Transmission Company of China Southern Power Grid Co., Ltd., Nantong Shirui Power Technology Co., Ltd., Powerchina Huadong Engineering Corp. Ltd. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 11
Jiangsu Sheng, China
Patent: 8
Zhejiang Sheng, China
Patent: 7
Guangdong Sheng, China
Patent: 6
Hubei Sheng, China
Patent: 6
State Grid Electric Power Research Inst Wuhan Nanrui Co. Ltd.
Hubei Sheng, China
Patent: 6
Beijing Shi, China
Patent: 4
Yunnan Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
With the analysis among 68 patents, we discovered top 11 universities and scientific research institutions by total patent application. Tongji University, Wuhan University, China Electric Power Research Institute Ltd. are dominant in this area. They take 41.18% of the total patent filing.
Shanghai Shi, China
Patent: 7
Hubei Sheng, China
Patent: 7
Beijing Shi, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
Beijing Shi, China
Patent: 2
Guangdong Sheng, China
Patent: 2
North China University of Technology
Beijing Shi, China
Patent: 2
Zhejiang Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1