With the analysis among 226 patents, we discovered top 166 key players by total patent application. Air Products & Chemicals, Inc., Powerchina Chengdu Engineering Corp. Ltd., Powerchina Huadong Engineering Corp. Ltd. are dominant in this area. They take 9.29% of the total patent filing.
Pennsylvania, United States
Patent: 10
Sichuan Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 5
Kanagawa-ken, Japan
Patent: 4
Guizhou Sheng, China
Patent: 4
Mitsubishi Heavy Industries, Ltd.
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 3
Fujian Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
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With the analysis among related 189 patents applied in the last 5 years. We discover 138 most active companies in this area. The fast-growing China Institute of Water Resources and Hydropower Research, Hohai University, Powerchina Chengdu Engineering Corp. Ltd. take 9.52% of patent filing during this period.
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Patent: 6
Jiangsu Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 3
Guizhou Sheng, China
Patent: 3
Hubei Water Resources & Hydropwr Planning Survey & Design Inst
Hubei Sheng, China
Patent: 2
With the analysis among related 189 patents in last 5 years, we discover 128 new entrants. Powerchina Chengdu Engineering Corp. Ltd., Powerchina Huadong Engineering Corp. Ltd., Sichuan University are the most active new entrants in this area.
Sichuan Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 4
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 3
Hubei Water Resources & Hydropwr Planning Survey & Design Inst
Hubei Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 2
Shanghai Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
With the analysis among 112 patents, we discovered top 32 universities and scientific research institutions by total patent application. Hohai University, Sichuan University, Zhejiang Gongshang University are dominant in this area. They take 25.89% of the total patent filing.
Jiangsu Sheng, China
Patent: 15
Sichuan Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 1
Colorado, United States
Patent: 1
Anhui Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1