With the analysis among 218 patents, we discovered top 160 key players by total patent application. Q.E.D. Environmental Systems, Inc., Shimizu Corp., Kajima Corp. are dominant in this area. They take 8.72% of the total patent filing.
Q.E.D. Environmental Systems, Inc.
Michigan, United States
Patent: 8
Jiangsu Sheng, China
Patent: 5
Kiso-Jiban Consultants Co., Ltd.
Jiangsu Wuxi Prospect Machinery General Factory Co. Ltd.
Jiangsu Sheng, China
Patent: 4
Ningjin Country Yexin Cast Steel Co. Ltd.
Shandong Sheng, China
Patent: 4
Qinghai 906 Engineering Survey and Design Institute Co., Ltd.
Qinghai Sheng, China
Patent: 4
Washington, United States
Patent: 3
Green + Joint Stock Corp.
Bến Tre, Vietnam
Patent: 3
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
Illinois, United States
Patent: 1
With the analysis among related 264 patents applied in the last 5 years. We discover 167 most active companies in this area. The fast-growing Tongji University, The Second Hydrogeology and Engineering Geology Brigade of Shandong Provincial Bureau of Geological Exploration (Shandong Lubei Geological and Engineering Survey Institute), Qinghai Provincial Environmental Geological Exploration Bureau take 6.82% of patent filing during this period.
Shanghai Shi, China
Patent: 9
The Second Hydrogeology and Engineering Geology Brigade of Shandong Provincial Bureau of Geological Exploration (Shandong Lubei Geological and Engineering Survey Institute)
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Patent: 5
Qinghai Provincial Environmental Geological Exploration Bureau
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Patent: 4
Jiangsu Wuxi Prospect Machinery General Factory Co. Ltd.
Jiangsu Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Chinese Research Academy of Environmental Sciences
Qinghai 906 Engineering Survey and Design Institute Co., Ltd.
Qinghai Sheng, China
Patent: 4
Washington, United States
Patent: 3
Beijing Shi, China
Patent: 3
Tianjin Jianchang Environmental Protection Co. Ltd.
Tianjin Shi, China
Patent: 2
With the analysis among related 264 patents in last 5 years, we discover 159 new entrants. Tongji University, The Second Hydrogeology and Engineering Geology Brigade of Shandong Provincial Bureau of Geological Exploration (Shandong Lubei Geological and Engineering Survey Institute), Qinghai Provincial Environmental Geological Exploration Bureau are the most active new entrants in this area.
Shanghai Shi, China
Patent: 9
The Second Hydrogeology and Engineering Geology Brigade of Shandong Provincial Bureau of Geological Exploration (Shandong Lubei Geological and Engineering Survey Institute)
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Patent: 5
Qinghai Provincial Environmental Geological Exploration Bureau
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Patent: 4
Jiangsu Wuxi Prospect Machinery General Factory Co. Ltd.
Jiangsu Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Qinghai 906 Engineering Survey and Design Institute Co., Ltd.
Qinghai Sheng, China
Patent: 4
Washington, United States
Patent: 3
Beijing Shi, China
Patent: 3
Tianjin Jianchang Environmental Protection Co. Ltd.
Tianjin Shi, China
Patent: 2
North China University of Water Conservancy and Hydropower
Henan Sheng, China
Patent: 2
With the analysis among 113 patents, we discovered top 25 universities and scientific research institutions by total patent application. Tongji University, Hohai University, Yangzhou University are dominant in this area. They take 21.24% of the total patent filing.
Shanghai Shi, China
Patent: 9
Jiangsu Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Zhejiang Sheng, China
Patent: 2
South China University of Technology
Guangdong Sheng, China
Patent: 2
Anhui University of Science & Technology
Anhui Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
China University of Geosciences Beijing
Hubei Sheng, China
Patent: 2
Chongqing Vocational Institute of Engineering
Chongqing Shi, China
Patent: 2