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
Hebei Sheng, China
Patent: 18
Beijing Shi, China
Patent: 7
Hubei Sheng, China
Patent: 7
With the analysis among 5 patents, we discovered top 3 start-ups by total patent application.
Aichi-ken, Japan
Patent: 3
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
Jiangsu Sheng, China
Patent: 10
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Patent: 7
Hubei Sheng, China
Patent: 7
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Patent: 6
Chongqing Shi, China
Patent: 6
Henan Yellow River Hydrological Survey, Planning and Design Institute Co., Ltd.
Henan Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 5
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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.
Hubei Sheng, China
Patent: 7
Chongqing Shi, China
Patent: 6
Henan Yellow River Hydrological Survey, Planning and Design Institute Co., Ltd.
Henan Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 5
Shaanxi Sheng, China
Patent: 4
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Patent: 4
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Patent: 3
Shandong Sheng, China
Patent: 3
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
Jiangsu Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 4
Chongqing Shi, China
Patent: 4
Hubei Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 3
Xinjiang Uygur Zizhiqu, China
Patent: 3
Shanghai Shi, China
Patent: 2
Beijing Shi, China
Patent: 2