With the analysis among 820 patents, we discovered top 185 key players by total patent application. NGK Insulators, Ltd., Westinghouse Electric Co. LLC, Siemens AG are dominant in this area. They take 23.66% of the total patent filing.
Aichi-ken, Japan
Patent: 84
Gansu Sheng, China
Patent: 69
Bayern, Germany
Patent: 41
Osaka-fu, Japan
Patent: 31
Osaka-fu, Japan
Patent: 24
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 22
Tokyo-to, Japan
Patent: 20
Shizuoka-ken, Japan
Patent: 18
With the analysis among 7 patents, we discovered top 1 start-ups by total patent application.
New York, United States
Patent: 7
With the analysis among related 73 patents applied in the last 5 years. We discover 58 most active companies in this area. The fast-growing State Grid Sichuan Electric Power Company Electric Power Research Institute, Huaneng New Energy Co., Ltd. Yunnan Branch, Hefei University of Technology take 17.81% of patent filing during this period.
Sichuan Sheng, China
Patent: 5
Yunnan Sheng, China
Patent: 4
Hefei University of Technology
Anhui Sheng, China
Patent: 4
Connecticut, United States
Patent: 4
Beijing Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
With the analysis among related 73 patents in last 5 years, we discover 43 new entrants. China Huaneng Group Co., Ltd., Huaneng New Energy Co., Ltd. Yunnan Branch, Huaneng Group Technology Innovation Center are the most active new entrants in this area.
Beijing Shi, China
Patent: 4
Yunnan Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Hefei University of Technology
Anhui Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
With the analysis among 48 patents, we discovered top 7 universities and scientific research institutions by total patent application. Hefei University of Technology, Southwest Jiaotong University, Huazhong University of Science & Technology are dominant in this area. They take 106.25% of the total patent filing.
Hefei University of Technology
Anhui Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Fukuoka-ken, Japan
Patent: 1