With the analysis among 67 patents, we discovered top 57 key players by total patent application. BYD Co., Ltd., State Grid Corp. of China, Hitachi Ltd. are dominant in this area. They take 23.88% of the total patent filing.
Guangdong Sheng, China
Patent: 7
Beijing Shi, China
Patent: 6
Tianjin Shi, China
Patent: 3
Aichi-ken, Japan
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Pennsylvania, United States
Patent: 2
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With the analysis among related 121 patents applied in the last 5 years. We discover 87 most active companies in this area. The fast-growing BYD Co., Ltd., Hohai University, Southwest Jiaotong University take 16.53% of patent filing during this period.
Guangdong Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 7
Sichuan Sheng, China
Patent: 6
Tianjin Shi, China
Patent: 5
Anhui Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 5
Beijing Shi, China
Patent: 5
Hunan Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 4
With the analysis among related 121 patents in last 5 years, we discover 74 new entrants. BYD Co., Ltd., Hohai University, Hefei University of Technology are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 7
Anhui Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 5
Hunan Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
With the analysis among 100 patents, we discovered top 40 universities and scientific research institutions by total patent application. Hohai University, Southwest Jiaotong University, Tianjin University are dominant in this area. They take 21.00% of the total patent filing.
Jiangsu Sheng, China
Patent: 7
Sichuan Sheng, China
Patent: 7
Tianjin Shi, China
Patent: 7
Jiangsu Sheng, China
Patent: 6
Anhui Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 5
Shandong Sheng, China
Patent: 4
Hunan Sheng, China
Patent: 4
Chongqing Shi, China
Patent: 4
Shaanxi Sheng, China
Patent: 3