With the analysis among 3,245 patents, we discovered top 460 key players by total patent application. State Grid Corp. of China, NARI Technology Co., Ltd., Mitsubishi Electric Corp. are dominant in this area. They take 8.14% of the total patent filing.
Beijing Shi, China
Patent: 199
Jiangsu Sheng, China
Patent: 38
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 27
Jiangsu Sheng, China
Patent: 25
Jiangsu Sheng, China
Patent: 23
Jiangsu Sheng, China
Patent: 22
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Patent: 17
Jiangsu Sheng, China
Patent: 17
With the analysis among 12 patents, we discovered top 8 start-ups by total patent application. Qumulo, Inc., Qianxing Group, Acornsoft Co. Ltd. are active in this area.
Washington, United States
Patent: 2
Sichuan Sheng, China
Patent: 2
Massachusetts, United States
Patent: 2
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Fujian Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
With the analysis among related 1,823 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing State Grid Corp. of China, NR Electric Co., Ltd., Nanjing Nari Jibao Electric Co. Ltd. take 5.32% of patent filing during this period.
Beijing Shi, China
Patent: 53
Jiangsu Sheng, China
Patent: 22
Jiangsu Sheng, China
Patent: 22
Beijing Shi, China
Patent: 9
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Patent: 9
Jiangsu Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
Guizhou Sheng, China
Patent: 8
Guangdong Sheng, China
Patent: 8
With the analysis among related 1,823 patents in last 5 years, we discover 401 new entrants. China Railway Construction Group Co., Ltd., Nanjing Mass Transit System Engineering Co. Ltd., Guizhou Power Grid Co. are the most active new entrants in this area.
Beijing Shi, China
Patent: 9
Jiangsu Sheng, China
Patent: 8
Guizhou Sheng, China
Patent: 8
Guangdong Sheng, China
Patent: 8
Aichi-ken, Japan
Patent: 6
Jiangsu Sheng, China
Patent: 6
Texas, United States
Patent: 5
Zhejiang Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
With the analysis among 577 patents, we discovered top 169 universities and scientific research institutions by total patent application. Zhejiang University, Hohai University, Southwest Jiaotong University are dominant in this area. They take 9.71% of the total patent filing.
Zhejiang Sheng, China
Patent: 13
Jiangsu Sheng, China
Patent: 13
Sichuan Sheng, China
Patent: 9
Hubei Sheng, China
Patent: 8
Shandong Sheng, China
Patent: 8
Shanghai Shi, China
Patent: 7
Shandong Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 5