With the analysis among 587 patents, we discovered top 324 key players by total patent application. Mitsubishi Heavy Industries, Ltd., Hitachi Zosen Corp., Penta-Ocean Construction Co., Ltd. are dominant in this area. They take 8.35% of the total patent filing.
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 17
Osaka-fu, Japan
Patent: 16
Penta-Ocean Construction Co., Ltd.
Yamanashi-ken, Japan
Patent: 16
Tokyo-to, Japan
Patent: 13
Toyo Construction Co., Ltd.
Osaka-fu, Japan
Patent: 12
Hokkaido, Japan
Patent: 12
Chiba-ken, Japan
Patent: 11
Jiangsu Sheng, China
Patent: 10
Tokyo-to, Japan
Patent: 10
Tianjin Water Transportation Engineering Survey and Design Institute Co., Ltd.
Tianjin Shi, China
Patent: 9
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With the analysis among related 368 patents applied in the last 5 years. We discover 241 most active companies in this area. The fast-growing Hohai University, Ocean University of China, Tianjin Institute of Water Transport Engineering, Ministry of Transport take 9.51% of patent filing during this period.
Jiangsu Sheng, China
Patent: 13
Ocean University of China
Shandong Sheng, China
Patent: 12
Tianjin Institute of Water Transport Engineering, Ministry of Transport
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Patent: 10
Tianjin Water Transportation Engineering Survey and Design Institute Co., Ltd.
Tianjin Shi, China
Patent: 8
CCCC Guangzhou Dredging Co. Ltd.
Guangdong Sheng, China
Patent: 7
Dalian University of Technology
Liaoning Sheng, China
Patent: 5
Tianjin Shi, China
Patent: 5
China Electronics Technology Information Industry Co., Ltd.
Henan Sheng, China
Patent: 5
CCCC South China Surveying and Mapping Technology Co., Ltd.
Guangdong Sheng, China
Patent: 5
Shanghai Investigation, Design & Research Institute
Shanghai Shi, China
Patent: 4
With the analysis among related 368 patents in last 5 years, we discover 194 new entrants. CCCC Guangzhou Dredging Co. Ltd., China Electronics Technology Information Industry Co., Ltd., CCCC South China Surveying and Mapping Technology Co., Ltd. are the most active new entrants in this area.
CCCC Guangzhou Dredging Co. Ltd.
Guangdong Sheng, China
Patent: 7
China Electronics Technology Information Industry Co., Ltd.
Henan Sheng, China
Patent: 5
CCCC South China Surveying and Mapping Technology Co., Ltd.
Guangdong Sheng, China
Patent: 5
Shanghai Investigation, Design & Research Institute
Shanghai Shi, China
Patent: 4
Institute of Oceanology, Chinese Academy of Sciences
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Patent: 4
Qingdao National Laboratory of Marine Science and Technology Development Center
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Patent: 4
Qingdao Huaxing Marine Engineering Technology Co., Ltd.
Shandong Sheng, China
Patent: 3
Qingdao Haizhisheng Technology Co., Ltd.
Shandong Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 3
Northwest Institute of Ecological Environment and Resources, Chinese Academy of Sciences
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Patent: 3
With the analysis among 260 patents, we discovered top 53 universities and scientific research institutions by total patent application. Hohai University, Ocean University of China, Zhejiang University are dominant in this area. They take 18.85% of the total patent filing.
Jiangsu Sheng, China
Patent: 19
Ocean University of China
Shandong Sheng, China
Patent: 19
Zhejiang Sheng, China
Patent: 11
Tianjin Shi, China
Patent: 10
Zhejiang Ocean University
Zhejiang Sheng, China
Patent: 7
South China University of Technology
Guangdong Sheng, China
Patent: 5
Dalian Maritime University
Liaoning Sheng, China
Patent: 3
Shanghai Ocean University
Shanghai Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2