With the analysis among 223 patents, we discovered top 111 key players by total patent application. State Grid Corp. of China, Zhengzhou Wonder Electrical Power Co., Ltd., NEC Corp. are dominant in this area. They take 27.35% of the total patent filing.
Beijing Shi, China
Patent: 28
Zhengzhou Wonder Electrical Power Co., Ltd.
Henan Sheng, China
Patent: 20
Tokyo-to, Japan
Patent: 13
Jiangsu Sheng, China
Patent: 12
Jiangsu Sheng, China
Patent: 11
Baden-Württemberg, Germany
Patent: 8
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Patent: 7
Zhejiang Sheng, China
Patent: 6
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With the analysis among related 59 patents applied in the last 5 years. We discover 58 most active companies in this area. The fast-growing Guilin University of Electronic Technology, State Grid Jiangsu Electric Power Co., Ltd. Lianyungang Power Supply Branch, State Grid Shandong Electric Power Company Xiajin County Power Supply Company take 11.86% of patent filing during this period.
Guilin University of Electronic Technology
Guangxi Zhuangzu Zizhiqu, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 2
Henan Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Fujian Sheng, China
Patent: 2
Yunnan Sheng, China
Patent: 2
With the analysis among related 59 patents in last 5 years, we discover 49 new entrants. Guilin University of Electronic Technology, State Grid Shandong Electric Power Company Xiajin County Power Supply Company, Sichuan Xinwang Bank Co. Ltd. are the most active new entrants in this area.
Guilin University of Electronic Technology
Guangxi Zhuangzu Zizhiqu, China
Patent: 3
Shandong Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 2
Henan Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Yunnan Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Texas, United States
Patent: 1
With the analysis among 42 patents, we discovered top 15 universities and scientific research institutions by total patent application. Guilin University of Electronic Technology, Central South University, Beihang University are dominant in this area. They take 35.71% of the total patent filing.
Guilin University of Electronic Technology
Guangxi Zhuangzu Zizhiqu, China
Patent: 3
Hunan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Illinois, United States
Patent: 1
Beijing University of Technology
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Shandong University of Technology
Shandong Sheng, China
Patent: 1