With the analysis among 1,015 patents, we discovered top 277 key players by total patent application. Mitsubishi Electric Corp., TOSHIBA Corp., Hitachi Ltd. are dominant in this area. They take 19.80% of the total patent filing.
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 81
Tokyo-to, Japan
Patent: 79
Tokyo-to, Japan
Patent: 41
Aichi-ken, Japan
Patent: 33
Chiba-ken, Japan
Patent: 33
Osaka-fu, Japan
Patent: 24
Tokyo-to, Japan
Patent: 23
Tokyo-to, Japan
Patent: 23
Shin-Etsu Chemical Co., Ltd.
Tokyo-to, Japan
Patent: 17
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 17
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
With the analysis among related 41 patents applied in the last 5 years. We discover 25 most active companies in this area. The fast-growing DENSO Corp., Shin-Etsu Chemical Co., Ltd., Hitachi Energy Switzerland AG take 43.90% of patent filing during this period.
Aichi-ken, Japan
Patent: 9
Shin-Etsu Chemical Co., Ltd.
Hitachi Energy Switzerland AG
Schweitzer Engineering Laboratories, Inc.
Washington, United States
Patent: 3
Chiba-ken, Japan
Patent: 2
Zhu Shi Hui She Bo Mai Li Cheng
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Patent: 1
State Grid Shandong Electric Power Company Electric Power Research Institute
Shandong Sheng, China
Patent: 1
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 1
Inner Mongolia Power (Group) Co., Ltd.
Nei Mongol Zizhiqu, China
Patent: 1
With the analysis among related 41 patents in last 5 years, we discover 16 new entrants. Hitachi Energy Switzerland AG, State Grid Ningxia Electric Power Co., Ltd. Electric Power Research Institute, Zhu Shi Hui She Bo Mai Li Cheng are the most active new entrants in this area.
Hitachi Energy Switzerland AG
State Grid Ningxia Electric Power Co., Ltd. Electric Power Research Institute
Ningxia Huizi Zizhiqu, China
Patent: 1
Zhu Shi Hui She Bo Mai Li Cheng
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Patent: 1
State Grid Shandong Electric Power Company Electric Power Research Institute
Shandong Sheng, China
Patent: 1
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 1
Inner Mongolia Power (Group) Co., Ltd.
Nei Mongol Zizhiqu, China
Patent: 1
State Grid Electric Power Research Inst Wuhan Nanrui Co. Ltd.
Hubei Sheng, China
Patent: 1
Ningxia Lgg Instrument Co. Ltd.
Ningxia Huizi Zizhiqu, China
Patent: 1
Ningxia Electric Power Corp.
Ningxia Huizi Zizhiqu, China
Patent: 1
With the analysis among 45 patents, we discovered top 11 universities and scientific research institutions by total patent application. Korea Institute of Science & Technology, Institut National Polytechnique de Grenoble, Chongqing University are dominant in this area. They take 48.89% of the total patent filing.
Korea Institute of Science & Technology
Institut National Polytechnique de Grenoble
Chongqing Shi, China
Patent: 2
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 1
Fukuoka-ken, Japan
Patent: 1
Chungnam National University
Beijing Shi, China
Patent: 1
Railway Technical Research Institute
China Electric Power Research Institute Ltd.
Beijing Shi, China
Patent: 1
Moscow Institute of Electronic Technology