With the analysis among 1,162 patents, we discovered top 481 key players by total patent application. Mitsubishi Electric Corp., State Grid Corp. of China, Siemens AG are dominant in this area. They take 7.40% of the total patent filing.
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 35
State Grid Corp. of China
Beijing Shi, China
Patent: 31
Bayern, Germany
Patent: 20
Fukushima-ken, Japan
Patent: 18
Aichi-ken, Japan
Patent: 16
Baden-Württemberg, Germany
Patent: 15
Massachusetts, United States
Patent: 13
Osaka-fu, Japan
Patent: 13
Westinghouse Electric Co. LLC
Gansu Sheng, China
Patent: 10
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With the analysis among related 268 patents applied in the last 5 years. We discover 171 most active companies in this area. The fast-growing Harbin University of Science & Technology, Nanjing University of Aeronautics & Astronautics, Tianjin University take 14.93% of patent filing during this period.
Harbin University of Science & Technology
Heilongjiang Sheng, China
Patent: 26
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 9
Tianjin Shi, China
Patent: 5
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Patent: 5
Xi'an University of Technology
Shaanxi Sheng, China
Patent: 5
Nanjing McGonagall Abe Electric Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 5
AUX Air Conditioner Co., Ltd.
Zhejiang Sheng, China
Patent: 4
Hamilton Sundstrand Corp.
North Carolina, United States
Patent: 4
Hubei Sheng, China
Patent: 4
State Grid Corp. of China
Beijing Shi, China
Patent: 4
With the analysis among related 268 patents in last 5 years, we discover 142 new entrants. Tianjin University, Nanjing McGonagall Abe Electric Technology Co., Ltd., AUX Air Conditioner Co., Ltd. are the most active new entrants in this area.
Tianjin Shi, China
Patent: 5
Nanjing McGonagall Abe Electric Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 5
AUX Air Conditioner Co., Ltd.
Zhejiang Sheng, China
Patent: 4
Hamilton Sundstrand Corp.
North Carolina, United States
Patent: 4
Hubei Sheng, China
Patent: 4
Tianjin Tianyi Marine Pipeline Testing Service Co., Ltd.
Tianjin Shi, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Zhuzhou Fude Rail Transit Research Institute Co., Ltd.
Hunan Sheng, China
Patent: 3
Siemens Gamesa Renewable Energy Innovation & Technology SL
Luoyang Yuanchuang Electric Co. Ltd.
Henan Sheng, China
Patent: 3
With the analysis among 368 patents, we discovered top 93 universities and scientific research institutions by total patent application. Harbin University of Science & Technology, Nanjing University of Aeronautics & Astronautics, South China University of Technology are dominant in this area. They take 15.76% of the total patent filing.
Harbin University of Science & Technology
Heilongjiang Sheng, China
Patent: 27
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 18
South China University of Technology
Guangdong Sheng, China
Patent: 13
Beijing University of Technology
Beijing Shi, China
Patent: 10
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 9
Zhejiang Sheng, China
Patent: 7
Xi'an University of Technology
Shaanxi Sheng, China
Patent: 7
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 5
Huazhong University of Science & Technology
Hubei Sheng, China
Patent: 5
China Three Gorges University
Hubei Sheng, China
Patent: 5