With the analysis among 12,809 patents, we discovered top 475 key players by total patent application. Powerchina Huadong Engineering Corp. Ltd., Procter & Gamble Co., PetroChina Co., Ltd. are dominant in this area. They take 1.01% of the total patent filing.
Zhejiang Sheng, China
Patent: 52
Ohio, United States
Patent: 40
Beijing Shi, China
Patent: 37
Sichuan Sheng, China
Patent: 35
Henan Sheng, China
Patent: 34
Guizhou Sheng, China
Patent: 34
Beijing Shi, China
Patent: 33
Beijing Shi, China
Patent: 30
Hubei Sheng, China
Patent: 30
Shandong Sheng, China
Patent: 25
With the analysis among 8 patents, we discovered top 5 start-ups by total patent application. Criaterra Earth Technologies, Extract, Inc., Boxfish Research Ltd. are active in this area.
Oklahoma, United States
Patent: 1
Auckland, New Zealand
Patent: 1
Qinghai Sheng, China
Patent: 1
With the analysis among related 6,541 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Hohai University, Powerchina Huadong Engineering Corp. Ltd., China Institute of Water Resources and Hydropower Research take 1.80% of patent filing during this period.
Jiangsu Sheng, China
Patent: 60
Zhejiang Sheng, China
Patent: 34
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Patent: 24
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Patent: 24
Henan Sheng, China
Patent: 22
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Patent: 22
Henan Sheng, China
Patent: 20
Jiangsu Sheng, China
Patent: 20
Zhejiang Sheng, China
Patent: 19
Sichuan Sheng, China
Patent: 18
With the analysis among related 6,541 patents in last 5 years, we discover 233 new entrants. Tianjin Sanchuan Hengtai Technology Co., Ltd., Shenzhen Hongyeji Geotechnical Technology Co., Ltd., Huang He Shui Li Shui Dian Kai Fa Zong Gong Si are the most active new entrants in this area.
Tianjin Shi, China
Patent: 9
Shenzhen Hongyeji Geotechnical Technology Co., Ltd.
Guangdong Sheng, China
Patent: 9
Henan Sheng, China
Patent: 9
Shandong Sheng, China
Patent: 8
Shandong Sheng, China
Patent: 8
Liaoning Sheng, China
Patent: 8
Beijing Shi, China
Patent: 7
Guangdong Sheng, China
Patent: 7
Guangdong Sheng, China
Patent: 7
Shanghai Shi, China
Patent: 7
With the analysis among 3,302 patents, we discovered top 242 universities and scientific research institutions by total patent application. Hohai University, Zhejiang Ocean University, Zhejiang University are dominant in this area. They take 9.36% of the total patent filing.
Jiangsu Sheng, China
Patent: 185
Zhejiang Sheng, China
Patent: 70
Zhejiang Sheng, China
Patent: 53
Sichuan Sheng, China
Patent: 35
Yunnan Sheng, China
Patent: 31
Tianjin Shi, China
Patent: 31
Hubei Sheng, China
Patent: 29
Shanghai Shi, China
Patent: 28
Shandong Sheng, China
Patent: 26
Shanghai Shi, China
Patent: 25