With the analysis among 213 patents, we discovered top 168 key players by total patent application. State Grid Corp. of China, TOSHIBA Corp., Hitachi Ltd. are dominant in this area. They take 9.86% of the total patent filing.
Beijing Shi, China
Patent: 9
Mitsubishi Heavy Industries, Ltd.
Shaanxi Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 4
Illinois, United States
Patent: 3
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With the analysis among related 97 patents applied in the last 5 years. We discover 87 most active companies in this area. The fast-growing Hana Tec Co. Ltd., Korea Automotive Technology Institute, Zhejiang University take 12.37% of patent filing during this period.
Zhejiang Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 2
Liaoning Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
With the analysis among related 97 patents in last 5 years, we discover 79 new entrants. Hana Tec Co. Ltd., Korea Automotive Technology Institute, Shandong Jiaotong University are the most active new entrants in this area.
Shandong Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 1
Hebei Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among 115 patents, we discovered top 43 universities and scientific research institutions by total patent application. Zhejiang University, Jilin University, Qingdao University of Science & Technology are dominant in this area. They take 27.83% of the total patent filing.
Zhejiang Sheng, China
Patent: 22
Jilin Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2