With the analysis among 31 patents, we discovered top 23 key players by total patent application. Ohbayashi Corp., China General Nuclear Power Corp., Mitsubishi Electric Building Techno-Service Co. Ltd. are dominant in this area. They take 22.58% of the total patent filing.
Jiangsu Sheng, China
Patent: 3
China General Nuclear Power Corp.
Guangdong Sheng, China
Patent: 2
Mitsubishi Electric Building Techno-Service Co. Ltd.
Shanghai Weiyuan Opto-Electronics Technology Co., Ltd.
Shanghai Shi, China
Patent: 2
China Academy of Railway Sciences Group Co. Ltd.
Beijing Shi, China
Patent: 2
Beijing Ruichi Guotie Intelligent Transportation System Engine
Beijing Shi, China
Patent: 2
Beijing Hua-Tie Information Technology Development Co.
Beijing Shi, China
Patent: 2
Powerchina Guiyang Engineering Corp. Ltd.
Guizhou Sheng, China
Patent: 2
Communication and Signal Research Institute of China Academy of Railway Sciences Group Co., Ltd.
Beijing Shi, China
Patent: 2
Electric Power Research Institute of Ultra High Voltage Transmission Company of China Southern Power Grid Co., Ltd
Guangdong Sheng, China
Patent: 2
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With the analysis among related 16 patents applied in the last 5 years. We discover 11 most active companies in this area. The fast-growing Korea Institute of Construction Technology, Electric Power Research Institute of Ultra High Voltage Transmission Company of China Southern Power Grid Co., Ltd, Southwest Jiaotong University take 37.50% of patent filing during this period.
Korea Institute of Construction Technology
Gyeonggi-do, South Korea
Patent: 3
Electric Power Research Institute of Ultra High Voltage Transmission Company of China Southern Power Grid Co., Ltd
Guangdong Sheng, China
Patent: 2
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 1
Beijing University of Technology
Beijing Shi, China
Patent: 1
Tianjin Shi, China
Patent: 1
Harbin Institute of Technology Shenzhen Graduate School
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Patent: 1
Dingyue Tianheng (Beijing) Technology Co., Ltd.
Beijing Shi, China
Patent: 1
Wuhan Institute of Technology
Hubei Sheng, China
Patent: 1
Institute of Geophysics, China Earthquake Administration
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 16 patents in last 5 years, we discover 10 new entrants. Electric Power Research Institute of Ultra High Voltage Transmission Company of China Southern Power Grid Co., Ltd, Southwest Jiaotong University, Beijing University of Technology are the most active new entrants in this area.
Electric Power Research Institute of Ultra High Voltage Transmission Company of China Southern Power Grid Co., Ltd
Guangdong Sheng, China
Patent: 2
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 1
Beijing University of Technology
Beijing Shi, China
Patent: 1
Tianjin Shi, China
Patent: 1
Harbin Institute of Technology Shenzhen Graduate School
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Patent: 1
Dingyue Tianheng (Beijing) Technology Co., Ltd.
Beijing Shi, China
Patent: 1
Wuhan Institute of Technology
Hubei Sheng, China
Patent: 1
Institute of Geophysics, China Earthquake Administration
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Nanjing University of Science & Technology
Jiangsu Sheng, China
Patent: 1
With the analysis among 25 patents, we discovered top 9 universities and scientific research institutions by total patent application. Tongji University, Railway Technical Research Institute, Shanghai University are dominant in this area. They take 32.00% of the total patent filing.
Shanghai Shi, China
Patent: 2
Railway Technical Research Institute
Shanghai Shi, China
Patent: 2
Beijing University of Technology
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Nanjing University of Science & Technology
Jiangsu Sheng, China
Patent: 1
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 1
Wuhan Institute of Technology
Hubei Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1