With the analysis among 62 patents, we discovered top 43 key players by total patent application. Powerchina Huadong Engineering Corp. Ltd., Guangdong Zhongrui Marine Ecological Environment Research Institute Co., Ltd., CCCC Guangzhou Dredging Co. Ltd. are dominant in this area. They take 22.58% of the total patent filing.
Zhejiang Sheng, China
Patent: 6
Guangdong Zhongrui Marine Ecological Environment Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 2
Hainan Changjian Geological Engineering Co., Ltd.
Hainan Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Hainan Xinghai Technology Co., Ltd.
Hainan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
Zhejiang Sheng, China
Patent: 1
Lake Restoration Solutions, Inc
Utah, United States
Patent: 1
With the analysis among related 173 patents applied in the last 5 years. We discover 113 most active companies in this area. The fast-growing Powerchina Huadong Engineering Corp. Ltd., Hohai University, Guangdong Zhongrui Marine Ecological Environment Research Institute Co., Ltd. take 9.25% of patent filing during this period.
Zhejiang Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 5
Guangdong Zhongrui Marine Ecological Environment Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 5
Liaoning Sheng, China
Patent: 5
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Patent: 4
Shandong Sheng, China
Patent: 4
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Patent: 4
Fujian Sheng, China
Patent: 3
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Patent: 3
Guangdong Sheng, China
Patent: 3
With the analysis among related 173 patents in last 5 years, we discover 109 new entrants. Powerchina Huadong Engineering Corp. Ltd., Guangdong Zhongrui Marine Ecological Environment Research Institute Co., Ltd., Dalian Maritime University are the most active new entrants in this area.
Zhejiang Sheng, China
Patent: 6
Guangdong Zhongrui Marine Ecological Environment Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 5
Liaoning Sheng, China
Patent: 5
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Patent: 4
Shandong Sheng, China
Patent: 4
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Patent: 4
Fujian Sheng, China
Patent: 3
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Patent: 3
Guangdong Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
With the analysis among 124 patents, we discovered top 38 universities and scientific research institutions by total patent application. Hohai University, Tianjin University, Dalian Maritime University are dominant in this area. They take 13.71% of the total patent filing.
Jiangsu Sheng, China
Patent: 6
Tianjin Shi, China
Patent: 6
Liaoning Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 4
Fujian Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2