With the analysis among 191 patents, we discovered top 90 key players by total patent application. Nissin Electric Co. Ltd., State Grid Corp. of China, ABB Technology AG are dominant in this area. They take 27.75% of the total patent filing.
Kyoto-fu, Japan
Patent: 21
Beijing Shi, China
Patent: 20
ZURICH, Switzerland
Patent: 12
Beijing Shi, China
Patent: 8
Liaoning Sheng, China
Patent: 5
Anhui Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 5
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With the analysis among related 12 patents applied in the last 5 years. We discover 11 most active companies in this area. The fast-growing Tianjin Jingwei Zhengneng Electric Equipment Co., Ltd., Nanjing Xinrui Power Technology Co., Ltd., Super High Voltage Branch of State Grid Sichuan Electric Power Company take 41.67% of patent filing during this period.
Tianjin Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
With the analysis among related 12 patents in last 5 years, we discover 10 new entrants. Tianjin Jingwei Zhengneng Electric Equipment Co., Ltd., Nanjing Xinrui Power Technology Co., Ltd., Super High Voltage Branch of State Grid Sichuan Electric Power Company are the most active new entrants in this area.
Tianjin Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
With the analysis among 41 patents, we discovered top 17 universities and scientific research institutions by total patent application. Hunan University, North Eastern University, Wuhan University are dominant in this area. They take 53.66% of the total patent filing.
Hunan Sheng, China
Patent: 14
Liaoning Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2
Shanghai Shi, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1
Fujian Sheng, China
Patent: 1