With the analysis among 22 patents, we discovered top 18 key players by total patent application. Nippon Steel Metal Products Co., Ltd, Ningbo Metallurgical Survey & Design Research Co. Ltd., Nanjing Guoxing Environmental Protection Industry Research Institute Co., Ltd. are dominant in this area. They take 27.27% of the total patent filing.
Zhejiang Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
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With the analysis among related 61 patents applied in the last 5 years. We discover 38 most active companies in this area. The fast-growing Chinese Research Academy of Environmental Sciences, Hohai University, Guangzhou Marine Geological Survey take 19.67% of patent filing during this period.
Jiangsu Sheng, China
Patent: 4
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Patent: 4
Shandong Sheng, China
Patent: 3
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Patent: 3
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Patent: 3
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Patent: 3
Hunan Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
With the analysis among related 61 patents in last 5 years, we discover 30 new entrants. Guangzhou Marine Geological Survey, Qingdao Institute of Marine Geology, Guangdong Provincial Laboratory of Southern Marine Science and Engineering (Guangzhou) are the most active new entrants in this area.
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Patent: 4
Shandong Sheng, China
Patent: 3
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Patent: 3
Hunan Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Henan Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
With the analysis among 97 patents, we discovered top 21 universities and scientific research institutions by total patent application. Hohai University, Ocean University of China, Zhejiang University are dominant in this area. They take 32.99% of the total patent filing.
Jiangsu Sheng, China
Patent: 11
Shandong Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Hunan Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2
Shandong Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1