With the analysis among 175 patents, we discovered top 94 key players by total patent application. State Grid Corp. of China, Siemens AG, Hitachi Ltd. are dominant in this area. They take 24.57% of the total patent filing.
Beijing Shi, China
Patent: 24
Bayern, Germany
Patent: 11
Jiangsu Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Anhui Sheng, China
Patent: 4
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
Henan Sheng, China
Patent: 1
With the analysis among related 121 patents applied in the last 5 years. We discover 72 most active companies in this area. The fast-growing Shanghai Jiao Tong University, State Grid Corp. of China, Southwest Jiaotong University take 26.45% of patent filing during this period.
Shanghai Shi, China
Patent: 18
Beijing Shi, China
Patent: 8
Sichuan Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 4
With the analysis among related 121 patents in last 5 years, we discover 53 new entrants. Jiangsu Electric Power Co., Meidensha Corp., Guangzhou Zhiguang Motor Co., Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 4
Anhui Sheng, China
Patent: 4
Taiwan Province, China
Patent: 3
California, United States
Patent: 3
Jiangsu Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Heilongjiang Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
With the analysis among 111 patents, we discovered top 37 universities and scientific research institutions by total patent application. Shanghai Jiao Tong University, Institute of Electrical Engineering, Chinese Academy of Sciences, Southwest Jiaotong University are dominant in this area. They take 31.53% of the total patent filing.
Shanghai Shi, China
Patent: 19
Sichuan Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 6
Hubei Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
Hubei Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3