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
Yamanashi-ken, Japan
Patent: 16
Tokyo-to, Japan
Patent: 13
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 Shi, China
Patent: 9
No data, please try another search term
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
Shandong Sheng, China
Patent: 12
undefined undefined
Patent: 10
Tianjin Shi, China
Patent: 8
Guangdong Sheng, China
Patent: 7
Liaoning Sheng, China
Patent: 5
Tianjin Shi, China
Patent: 5
Henan Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 5
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.
Guangdong Sheng, China
Patent: 7
Henan Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 4
undefined undefined
Patent: 4
undefined undefined
Patent: 4
Shandong Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 3
undefined undefined
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
Shandong Sheng, China
Patent: 19
Zhejiang Sheng, China
Patent: 11
Tianjin Shi, China
Patent: 10
Zhejiang Sheng, China
Patent: 7
Guangdong Sheng, China
Patent: 5
Liaoning Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2