With the analysis among 3,088 patents, we discovered top 479 key players by total patent application. Powerchina Huadong Engineering Corp. Ltd., Beijing GeoEnviron Engineering & Technology, Inc., GSE Environmental LLC are dominant in this area. They take 7.77% of the total patent filing.
Zhejiang Sheng, China
Patent: 109
Beijing Shi, China
Patent: 84
Texas, United States
Patent: 47
Guizhou Sheng, China
Patent: 43
Georgia, United States
Patent: 36
Shandong Sheng, China
Patent: 29
Shandong Sheng, China
Patent: 27
Jiangsu Sheng, China
Patent: 23
Shaanxi Sheng, China
Patent: 22
Shandong Sheng, China
Patent: 21
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With the analysis among related 2,092 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Powerchina Huadong Engineering Corp. Ltd., Hohai University, Beijing GeoEnviron Engineering & Technology, Inc. take 7.84% of patent filing during this period.
Zhejiang Sheng, China
Patent: 82
Jiangsu Sheng, China
Patent: 48
Beijing Shi, China
Patent: 34
Shandong Sheng, China
Patent: 27
Shandong Sheng, China
Patent: 24
Guizhou Sheng, China
Patent: 23
Shaanxi Sheng, China
Patent: 19
Yunnan Sheng, China
Patent: 18
Shandong Sheng, China
Patent: 18
Shandong Sheng, China
Patent: 16
With the analysis among related 2,092 patents in last 5 years, we discover 394 new entrants. Honghe Hani and Yi Autonomous Prefecture Water Conservancy and Hydropower Engineering Geological Survey Consulting and Planning Research Institute, Shandong Jiantong Geotechnical Materials Co., Ltd., Shandong Xinzhiyuan New Material Technology Co., Ltd. are the most active new entrants in this area.
Yunnan Sheng, China
Patent: 18
Shandong Sheng, China
Patent: 18
Shandong Sheng, China
Patent: 16
Zhejiang Sheng, China
Patent: 13
Yunnan Sheng, China
Patent: 12
Tianjin Shi, China
Patent: 11
Jiangsu Sheng, China
Patent: 10
Tokyo-to, Japan
Patent: 10
Shandong Jinchi Huayi Engineering Materials Co., Ltd.
Shandong Sheng, China
Patent: 10
Shandong Wanda Environmental Protection Materials Co., Ltd.
Shandong Sheng, China
Patent: 9
With the analysis among 609 patents, we discovered top 101 universities and scientific research institutions by total patent application. Hohai University, University Of Jinan, Shandong University are dominant in this area. They take 20.20% of the total patent filing.
Jiangsu Sheng, China
Patent: 78
Shandong Sheng, China
Patent: 17
Shandong Sheng, China
Patent: 11
Beijing Shi, China
Patent: 10
Zhejiang Sheng, China
Patent: 9
Hubei Sheng, China
Patent: 9
Fujian Sheng, China
Patent: 8
Yunnan Sheng, China
Patent: 8
Zhejiang Sheng, China
Patent: 8
Chongqing Shi, China
Patent: 8