With the analysis among 938 patents, we discovered top 458 key players by total patent application. State Grid Corp. of China, Dongguan Shengwei Electromechanical Equipment Technology Co., Ltd., Hitachi Ltd. are dominant in this area. They take 10.34% of the total patent filing.
Beijing Shi, China
Patent: 62
Guangdong Sheng, China
Patent: 20
Tokyo-to, Japan
Patent: 13
California, United States
Patent: 12
Hitachi High-Tech America, Inc.
Illinois, United States
Patent: 8
Guangdong Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 7
Fujian Sheng, China
Patent: 7
With the analysis among 4 patents, we discovered top 4 start-ups by total patent application. Zhejiang Hozon New Energy Automobile Co., Ltd., Guangzhou Speakin Network Technology Co. Ltd., Beijing Hanhai Xingyun Technology Co. Ltd. are active in this area.
Zhejiang Hozon New Energy Automobile Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
With the analysis among related 584 patents applied in the last 5 years. We discover 439 most active companies in this area. The fast-growing State Grid Corp. of China, Southeast University, North China Electric Power University take 9.42% of patent filing during this period.
Beijing Shi, China
Patent: 33
Jiangsu Sheng, China
Patent: 11
Beijing Shi, China
Patent: 11
Zhejiang Sheng, China
Patent: 9
Beijing Shi, China
Patent: 9
Shaanxi Sheng, China
Patent: 9
Beijing Shi, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 7
Shanghai Shi, China
Patent: 7
With the analysis among related 584 patents in last 5 years, we discover 343 new entrants. Nanjing University of Science & Technology, Shandong University, Xi'an University of Technology are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 7
Shandong Sheng, China
Patent: 5
Shaanxi Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 5
Heilongjiang Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 4
Anhui Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
With the analysis among 614 patents, we discovered top 159 universities and scientific research institutions by total patent application. Zhejiang University, Beihang University, Northwestern Polytechnical University are dominant in this area. They take 10.91% of the total patent filing.
Zhejiang Sheng, China
Patent: 18
Beijing Shi, China
Patent: 18
Shaanxi Sheng, China
Patent: 16
Jiangsu Sheng, China
Patent: 15
Sichuan Sheng, China
Patent: 13
Beijing Shi, China
Patent: 13
Shanghai Shi, China
Patent: 11
Beijing Shi, China
Patent: 11
Tianjin Shi, China
Patent: 11
Jiangsu Sheng, China
Patent: 10