With the analysis among 784 patents, we discovered top 449 key players by total patent application. State Grid Corp. of China, Hitachi Ltd., NEC Corp. are dominant in this area. They take 10.33% of the total patent filing.
Beijing Shi, China
Patent: 33
Tokyo-to, Japan
Patent: 29
Tokyo-to, Japan
Patent: 19
District of Columbia, United States
Patent: 13
Tokyo-to, Japan
Patent: 12
Tokyo-to, Japan
Patent: 11
Tokyo-to, Japan
Patent: 11
Georgia, United States
Patent: 10
Tokyo-to, Japan
Patent: 10
With the analysis among 11 patents, we discovered top 8 start-ups by total patent application. Aizen Global Co. Ltd., Aisin KK, Zhejiang Hozon New Energy Automobile Co., Ltd. are active in this area.
Zhejiang Hozon New Energy Automobile Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Shandong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
California, United States
Patent: 1
With the analysis among related 617 patents applied in the last 5 years. We discover 468 most active companies in this area. The fast-growing State Grid Corp. of China, Southeast University, Wuhan University take 6.16% of patent filing during this period.
Beijing Shi, China
Patent: 18
Jiangsu Sheng, China
Patent: 13
Hubei Sheng, China
Patent: 7
Beijing Shi, China
Patent: 7
Sichuan Sheng, China
Patent: 6
Beijing Shi, China
Patent: 6
Beijing Shi, China
Patent: 5
Tianjin Shi, China
Patent: 5
With the analysis among related 617 patents in last 5 years, we discover 383 new entrants. Tianjin Electric Power Corp., DENSO Corp., Anhui Province Water Resources Research Institute are the most active new entrants in this area.
Tianjin Shi, China
Patent: 4
Aichi-ken, Japan
Patent: 4
Anhui Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 3
Henan Sheng, China
Patent: 3
Yunnan Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Jilin Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
With the analysis among 510 patents, we discovered top 179 universities and scientific research institutions by total patent application. Southeast University, Xidian University, Wuhan University are dominant in this area. They take 7.45% of the total patent filing.
Jiangsu Sheng, China
Patent: 14
Shaanxi Sheng, China
Patent: 10
Hubei Sheng, China
Patent: 10
Beijing Shi, China
Patent: 9
Beijing Shi, China
Patent: 8
Beijing Shi, China
Patent: 8
Beijing Shi, China
Patent: 8
Sichuan Sheng, China
Patent: 8
Tianjin Shi, China
Patent: 8
Hubei Sheng, China
Patent: 7