With the analysis among 586 patents, we discovered top 418 key players by total patent application. Bio Clean Environmental Services, Inc., Shanghai Investigation, Design & Research Institute, Suzhou Dehua Ecological Environment Technology Co., Ltd. are dominant in this area. They take 3.41% of the total patent filing.
Bio Clean Environmental Services, Inc.
California, United States
Patent: 7
Shanghai Investigation, Design & Research Institute
Shanghai Shi, China
Patent: 7
Suzhou Dehua Ecological Environment Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 6
Texas, United States
Patent: 5
China City Environment Protection Engineering Ltd. Co.
Hubei Sheng, China
Patent: 5
China Construction Water Environmental Protection Co., Ltd.
Beijing Shi, China
Patent: 5
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 5
Shenzhen Zhongzhi Siphon Drainage Technology Development Co., Ltd.
Guangdong Sheng, China
Patent: 5
Shanghai Yuyuan Water Ecological Environment Engineering Co., Ltd.
Shanghai Shi, China
Patent: 5
Guangdong Meijing Environmental Technology Co., Ltd.
Guangdong Sheng, China
Patent: 4
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With the analysis among related 808 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Institute of Water Resources and Hydropower Research, Hohai University, Anhui University of Science & Technology take 5.82% of patent filing during this period.
China Institute of Water Resources and Hydropower Research
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Patent: 20
Jiangsu Sheng, China
Patent: 19
Anhui University of Science & Technology
Anhui Sheng, China
Patent: 8
Chinese Research Academy of Environmental Sciences
Nanjing Hydraulic Research Institute
Jiangsu Sheng, China
Patent: 7
Chinese Academy of Sciences, Chengdu Institute of Mountain Hazards and Environment, Ministry of Water Resources
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Patent: 7
Xi'an University of Technology
Shaanxi Sheng, China
Patent: 6
Institute of Geochemistry, Chinese Academy of Sciences
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Patent: 6
Nanjing Institute of Geography and Limnology, Chinese Academy of Sciences
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Patent: 6
China Construction Water Environmental Protection Co., Ltd.
Beijing Shi, China
Patent: 5
With the analysis among related 808 patents in last 5 years, we discover 404 new entrants. China Construction Water Environmental Protection Co., Ltd., Shenzhen Zhongzhi Siphon Drainage Technology Development Co., Ltd., Powerchina Huadong Engineering Corp. Ltd. are the most active new entrants in this area.
China Construction Water Environmental Protection Co., Ltd.
Beijing Shi, China
Patent: 5
Shenzhen Zhongzhi Siphon Drainage Technology Development Co., Ltd.
Guangdong Sheng, China
Patent: 5
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 5
China City Environment Protection Engineering Ltd. Co.
Hubei Sheng, China
Patent: 5
Pastoral Water Resources Research Institute of the Ministry of Water Resources
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Patent: 4
China Railway Sichuan Eco-city Investment Co., Ltd.
Sichuan Sheng, China
Patent: 4
Guangdong Meijing Environmental Technology Co., Ltd.
Guangdong Sheng, China
Patent: 4
Xuzhou University of Technology
Jiangsu Sheng, China
Patent: 4
Research Institute of Highway Ministry of Transport
Guangdong Water Conservancy and Electric Power Vocational Technical College (Guangdong Water Conservancy and Electric Power Technical School)
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Patent: 3
With the analysis among 844 patents, we discovered top 148 universities and scientific research institutions by total patent application. Hohai University, Beijing Forestry University, Changsha University of Science & Technology are dominant in this area. They take 10.31% of the total patent filing.
Jiangsu Sheng, China
Patent: 39
Beijing Forestry University
Beijing Shi, China
Patent: 14
Changsha University of Science & Technology
Hunan Sheng, China
Patent: 13
Sichuan Sheng, China
Patent: 10
Anhui University of Science & Technology
Anhui Sheng, China
Patent: 10
Beijing University of Civil Engineering & Architecture
Beijing Shi, China
Patent: 10
Shanghai Shi, China
Patent: 8
Beijing University of Technology
Beijing Shi, China
Patent: 8
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 7
Zhejiang Sheng, China
Patent: 7