With the analysis among 973 patents, we discovered top 468 key players by total patent application. TOSHIBA Corp., Mitsubishi Electric Corp., Matsushita Electric Works Co. Ltd. are dominant in this area. They take 11.10% of the total patent filing.
Tokyo-to, Japan
Patent: 46
Tokyo-to, Japan
Patent: 37
Massachusetts, United States
Patent: 22
Tokyo-to, Japan
Patent: 20
Tokyo-to, Japan
Patent: 18
Tokyo-to, Japan
Patent: 14
Ohio, United States
Patent: 14
Osaka-fu, Japan
Patent: 13
Jiangsu Sheng, China
Patent: 13
With the analysis among 4 patents, we discovered top 1 start-ups by total patent application.
With the analysis among related 139 patents applied in the last 5 years. We discover 131 most active companies in this area. The fast-growing LG Energy Solution Ltd., Electric Power Research Institute of Ultra High Voltage Transmission Company of China Southern Power Grid Co., Ltd, Shenyang Polytechnic University take 8.63% of patent filing during this period.
Seoul, South Korea
Patent: 5
Guangdong Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 2
Hunan University of Science & Engineering
Hunan Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Liaoning Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
With the analysis among related 139 patents in last 5 years, we discover 113 new entrants. LG Energy Solution Ltd., Electric Power Research Institute of Ultra High Voltage Transmission Company of China Southern Power Grid Co., Ltd, Hunan University of Science & Engineering are the most active new entrants in this area.
Seoul, South Korea
Patent: 5
Guangdong Sheng, China
Patent: 4
Hunan University of Science & Engineering
Hunan Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
With the analysis among 84 patents, we discovered top 35 universities and scientific research institutions by total patent application. Xi'an Jiaotong University, Railway Technical Research Institute, Shenyang Polytechnic University are dominant in this area. They take 20.24% of the total patent filing.
Shaanxi Sheng, China
Patent: 7
Liaoning Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
Zhejiang Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Hubei Sheng, China
Patent: 2
Hunan University of Science & Engineering
Hunan Sheng, China
Patent: 2