With the analysis among 790 patents, we discovered top 321 key players by total patent application. Matsushita Electronics Corp., TOSHIBA Corp., Mitsubishi Electric Corp. are dominant in this area. They take 14.56% of the total patent filing.
Osaka-fu, Japan
Patent: 64
Tokyo-to, Japan
Patent: 34
Tokyo-to, Japan
Patent: 17
Tokyo-to, Japan
Patent: 17
Tokyo-to, Japan
Patent: 16
Osaka-fu, Japan
Patent: 15
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 14
Tokyo-to, Japan
Patent: 13
Tokyo-to, Japan
Patent: 12
Tokyo-to, Japan
Patent: 12
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
Fujian Sheng, China
Patent: 1
California, United States
Patent: 1
With the analysis among related 211 patents applied in the last 5 years. We discover 155 most active companies in this area. The fast-growing Panasonic Intellectual Property Management Co. Ltd., Dalian University of Technology, Aichi Tokei Denki Co., Ltd. take 9.00% of patent filing during this period.
Liaoning Sheng, China
Patent: 6
Aichi-ken, Japan
Patent: 6
Beijing Shi, China
Patent: 6
Tianjin Shi, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 4
With the analysis among related 211 patents in last 5 years, we discover 134 new entrants. Electric Power Research Institute of Ultra High Voltage Transmission Company of China Southern Power Grid Co., Ltd, Southwest Jiaotong University, China Southern Power Grid Research Institute Co., Ltd. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 2
Xizang Zizhiqu, China
Patent: 2
Shanxi Sheng, China
Patent: 2
With the analysis among 183 patents, we discovered top 63 universities and scientific research institutions by total patent application. Tianjin University, Zhejiang University, Beijing Institute of Technology are dominant in this area. They take 13.11% of the total patent filing.
Tianjin Shi, China
Patent: 10
Zhejiang Sheng, China
Patent: 7
Beijing Shi, China
Patent: 5
Sichuan Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 2
Jilin Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2