With the analysis among 412 patents, we discovered top 234 key players by total patent application. Mitsubishi Electric Corp., Hitachi Ltd., TOSHIBA Corp. are dominant in this area. They take 12.62% of the total patent filing.
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 20
Tokyo-to, Japan
Patent: 16
Tokyo-to, Japan
Patent: 16
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 10
Shindengen Electric Manufacturing Co. Ltd.
Fukuoka-ken, Japan
Patent: 7
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With the analysis among related 44 patents applied in the last 5 years. We discover 41 most active companies in this area. The fast-growing Harbin Engineering University, Harbin Institute of Technology, Beihang University take 18.18% of patent filing during this period.
Harbin Engineering University
Heilongjiang Sheng, China
Patent: 3
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
China Southern Power Grid Co., Ltd.
Guangdong Sheng, China
Patent: 2
Huadian Electric Power Research Institute Co., Ltd.
Zhejiang Sheng, China
Patent: 2
China Southern Power Grid Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 1
Jilin Sheng, China
Patent: 1
Chongqing University of Posts and Telecommunications
Chongqing Shi, China
Patent: 1
Beijing Tusen Weilai Technology Co. Ltd.
Beijing Shi, China
Patent: 1
Institute of Electronics Chinese Academy of Sciences
With the analysis among related 44 patents in last 5 years, we discover 35 new entrants. Harbin Engineering University, Harbin Institute of Technology, China Southern Power Grid Co., Ltd. are the most active new entrants in this area.
Harbin Engineering University
Heilongjiang Sheng, China
Patent: 3
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 3
China Southern Power Grid Co., Ltd.
Guangdong Sheng, China
Patent: 2
Huadian Electric Power Research Institute Co., Ltd.
Zhejiang Sheng, China
Patent: 2
China Southern Power Grid Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 1
Jilin Sheng, China
Patent: 1
Chongqing University of Posts and Telecommunications
Chongqing Shi, China
Patent: 1
Beijing Tusen Weilai Technology Co. Ltd.
Beijing Shi, China
Patent: 1
Institute of Electronics Chinese Academy of Sciences
Hebei Sheng, China
Patent: 1
With the analysis among 75 patents, we discovered top 41 universities and scientific research institutions by total patent application. Nagoya Institute of Technology, North China Electric Power University, Fukuoka Institute of Technology are dominant in this area. They take 18.67% of the total patent filing.
Nagoya Institute of Technology
Aichi-ken, Japan
Patent: 5
North China Electric Power University
Beijing Shi, China
Patent: 4
Fukuoka Institute of Technology
Fukuoka-ken, Japan
Patent: 4
Beijing Shi, China
Patent: 3
University of Electronic Science & Technology of China
Sichuan Sheng, China
Patent: 3
Harbin Engineering University
Heilongjiang Sheng, China
Patent: 3
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 3
Beijing Institute of Technology
Beijing Shi, China
Patent: 2
Northwestern Polytechnical University
Shaanxi Sheng, China
Patent: 2
Huazhong University of Science & Technology
Hubei Sheng, China
Patent: 2