With the analysis among 25 patents, we discovered top 24 key players by total patent application. Siemens AG, Matsushita Seiko Co Ltd, Mitsubishi Electric Corp. are dominant in this area. They take 24.00% of the total patent filing.
Mitsubishi Electric Corp.
The Yokohama Rubber Co., Ltd.
Shizuoka-ken, Japan
Patent: 1
Beijing Shi, China
Patent: 1
State Grid Corp. of China
Beijing Shi, China
Patent: 1
Estun Automation Co. Ltd.
Jiangsu Sheng, China
Patent: 1
Beijing Jingwei Hirain Technologies Co., Ltd.
Beijing Shi, China
Patent: 1
CRRC Zhuzhou Institute Co., Ltd.
Hunan Sheng, China
Patent: 1
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With the analysis among related 29 patents applied in the last 5 years. We discover 22 most active companies in this area. The fast-growing Harbin Engineering University, Northwestern Polytechnical University, Nanjing University of Aeronautics & Astronautics take 48.28% of patent filing during this period.
Harbin Engineering University
Heilongjiang Sheng, China
Patent: 10
Northwestern Polytechnical University
Shaanxi Sheng, China
Patent: 2
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
Nanjing University of Technology
Jiangsu Sheng, China
Patent: 1
State Grid Electric Power Research Institute
Jiangsu Sheng, China
Patent: 1
Nanjing University of Posts & Telecommunications
Jiangsu Sheng, China
Patent: 1
Mitsubishi Electric Research Laboratories, Inc.
Massachusetts, United States
Patent: 1
State Power Investment Corporation Science and Technology Research Institute Co., Ltd.
Beijing Shi, China
Patent: 1
Beijing University of Civil Engineering & Architecture
Beijing Shi, China
Patent: 1
With the analysis among related 29 patents in last 5 years, we discover 21 new entrants. Harbin Engineering University, Northwestern Polytechnical University, Nanjing University of Aeronautics & Astronautics are the most active new entrants in this area.
Harbin Engineering University
Heilongjiang Sheng, China
Patent: 10
Northwestern Polytechnical University
Shaanxi Sheng, China
Patent: 2
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
Nanjing University of Technology
Jiangsu Sheng, China
Patent: 1
State Grid Electric Power Research Institute
Jiangsu Sheng, China
Patent: 1
Nanjing University of Posts & Telecommunications
Jiangsu Sheng, China
Patent: 1
Mitsubishi Electric Research Laboratories, Inc.
Massachusetts, United States
Patent: 1
State Power Investment Corporation Science and Technology Research Institute Co., Ltd.
Beijing Shi, China
Patent: 1
Beijing University of Civil Engineering & Architecture
Beijing Shi, China
Patent: 1
With the analysis among 53 patents, we discovered top 24 universities and scientific research institutions by total patent application. Harbin Engineering University, Jilin University, Northwestern Polytechnical University are dominant in this area. They take 30.19% of the total patent filing.
Harbin Engineering University
Heilongjiang Sheng, China
Patent: 10
Jilin Sheng, China
Patent: 2
Northwestern Polytechnical University
Shaanxi Sheng, China
Patent: 2
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 1
University of Western Ontario
Zhejiang Sheng, China
Patent: 1
Beijing University of Technology
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1