With the analysis among 880 patents, we discovered top 461 key players by total patent application. TOSHIBA Corp., Hitachi Ltd., Tangshan Modern Industrial Control Technology Co., Ltd. are dominant in this area. They take 8.30% of the total patent filing.
Tokyo-to, Japan
Patent: 36
Tokyo-to, Japan
Patent: 19
Tangshan Modern Industrial Control Technology Co., Ltd.
Hebei Sheng, China
Patent: 18
State Grid Corp. of China
Beijing Shi, China
Patent: 7
Wuhan Newfiber Optoelectronics Co., Ltd.
Hubei Sheng, China
Patent: 7
Mitsubishi Electric Corp.
With the analysis among 5 patents, we discovered top 3 start-ups by total patent application.
Aichi-ken, Japan
Patent: 3
Beijing Terminus Technology Group Co.,. Ltd.
Beijing Shi, China
Patent: 1
Utah, United States
Patent: 1
With the analysis among related 707 patents applied in the last 5 years. We discover 462 most active companies in this area. The fast-growing Hohai University, Nanjing Hydraulic Research Institute, Nanjing Institute of Water Conservancy and Hydrology Automation, Ministry of Water Resources take 3.82% of patent filing during this period.
Jiangsu Sheng, China
Patent: 10
Nanjing Hydraulic Research Institute
Jiangsu Sheng, China
Patent: 10
Nanjing Institute of Water Conservancy and Hydrology Automation, Ministry of Water Resources
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Patent: 7
Wuhan Newfiber Optoelectronics Co., Ltd.
Hubei Sheng, China
Patent: 7
China Institute of Water Resources and Hydropower Research
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Patent: 6
Chongqing Yuanzhou Engineering Technology Consulting Co., Ltd.
Chongqing Shi, China
Patent: 6
Henan Yellow River Hydrological Survey, Planning and Design Institute Co., Ltd.
Henan Sheng, China
Patent: 6
Shaanxi Nuoying Automation Instrument Co., Ltd.
Shaanxi Sheng, China
Patent: 5
Tianjin Institute of Water Transport Engineering, Ministry of Transport
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Patent: 4
With the analysis among related 707 patents in last 5 years, we discover 421 new entrants. Wuhan Newfiber Optoelectronics Co., Ltd., Chongqing Yuanzhou Engineering Technology Consulting Co., Ltd., Henan Yellow River Hydrological Survey, Planning and Design Institute Co., Ltd. are the most active new entrants in this area.
Wuhan Newfiber Optoelectronics Co., Ltd.
Hubei Sheng, China
Patent: 7
Chongqing Yuanzhou Engineering Technology Consulting Co., Ltd.
Chongqing Shi, China
Patent: 6
Henan Yellow River Hydrological Survey, Planning and Design Institute Co., Ltd.
Henan Sheng, China
Patent: 6
Shaanxi Nuoying Automation Instrument Co., Ltd.
Shaanxi Sheng, China
Patent: 5
Mountain Range Technology Co Ltd.
Shaanxi Sheng, China
Patent: 4
Institute of Karst Geology, Chinese Academy of Geological Sciences
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Patent: 4
Yangtze Three Gorges Navigation Administration
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Patent: 3
Shandong Oubiao Information Technology Co., Ltd.
Shandong Sheng, China
Patent: 3
Yangtse River Water Conservancy Committee Shuiwen Bureau
Tianjin Fulaiming Technology Co., Ltd.
Tianjin Shi, China
Patent: 3
With the analysis among 230 patents, we discovered top 60 universities and scientific research institutions by total patent application. Hohai University, China University of Mining & Technology, Zhejiang University are dominant in this area. They take 13.91% of the total patent filing.
Jiangsu Sheng, China
Patent: 12
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 4
Chongqing Jiaotong University
Chongqing Shi, China
Patent: 4
China University of Geosciences Beijing
Hubei Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 3
Xinjiang Uygur Zizhiqu, China
Patent: 3
Shanghai Shi, China
Patent: 2
China Agricultural University
Beijing Shi, China
Patent: 2
Railway Technical Research Institute