With the analysis among 128 patents, we discovered top 95 key players by total patent application. China Petroleum & Chemical Corp., Beijing Wolfe Environmental Technology Co., Ltd., Wuhan GLT EnergyEnviron.Tech. Co., Ltd. are dominant in this area. They take 17.19% of the total patent filing.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 7
Beijing Wolfe Environmental Technology Co., Ltd.
Beijing Shi, China
Patent: 6
Wuhan GLT EnergyEnviron.Tech. Co., Ltd.
Hubei Sheng, China
Patent: 4
Beijing Zhongchao Haiqi Technology Co., Ltd.
Beijing Shi, China
Patent: 4
China ENFI Engineering Corp.
Beijing Shi, China
Patent: 3
Yantai Juli Isocyanate Co. Ltd.
Shandong Sheng, China
Patent: 3
Sedin Engineering Co., Ltd.
Shanxi Sheng, China
Patent: 3
Xi'an Hengxu Technology Co., Ltd.
Shaanxi Sheng, China
Patent: 3
Shijiazhuang Jieming Environmental Protection Technology Co., Ltd.
Hebei Sheng, China
Patent: 3
Agilent Technologies, Inc.
Beijing Shi, China
Patent: 2
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With the analysis among related 111 patents applied in the last 5 years. We discover 54 most active companies in this area. The fast-growing Zhejiang University, North University of China, Beijing University of Chemical Technology take 39.64% of patent filing during this period.
Zhejiang Sheng, China
Patent: 18
North University of China
Shanxi Sheng, China
Patent: 14
Beijing University of Chemical Technology
Beijing Shi, China
Patent: 12
Jiangxi Sheng, China
Patent: 4
Institute of General Engineering, China Academy of Engineering Physics
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Patent: 4
Jiangsu University of Science & Technology
Jiangsu Sheng, China
Patent: 3
Shijiazhuang Jieming Environmental Protection Technology Co., Ltd.
Hebei Sheng, China
Patent: 3
Nanjing Hydraulic Research Institute
Jiangsu Sheng, China
Patent: 2
Tianjin Institute of Water Transport Engineering, Ministry of Transport
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Patent: 2
Anhui Provincial Transportation Survey and Design Institute Co., Ltd.
Anhui Sheng, China
Patent: 2
With the analysis among related 111 patents in last 5 years, we discover 41 new entrants. Pingxiang University, Shijiazhuang Jieming Environmental Protection Technology Co., Ltd., Shanghai Lanjier Security Technology Co., Ltd. are the most active new entrants in this area.
Jiangxi Sheng, China
Patent: 4
Shijiazhuang Jieming Environmental Protection Technology Co., Ltd.
Hebei Sheng, China
Patent: 3
Shanghai Lanjier Security Technology Co., Ltd.
Shanghai Shi, China
Patent: 2
Tianjin Institute of Water Transport Engineering, Ministry of Transport
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Patent: 2
Anhui Provincial Transportation Survey and Design Institute Co., Ltd.
Anhui Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Hebei University of Engineering
Hebei Sheng, China
Patent: 2
Anhui Province Yinjiang Jihuai Group Co., Ltd.
Anhui Sheng, China
Patent: 2
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Patent: 2
Gu'an Shuocheng Gas Co., Ltd.
Hebei Sheng, China
Patent: 1
With the analysis among 190 patents, we discovered top 39 universities and scientific research institutions by total patent application. Beijing University of Chemical Technology, North University of China, Zhejiang University are dominant in this area. They take 50.00% of the total patent filing.
Beijing University of Chemical Technology
Beijing Shi, China
Patent: 42
North University of China
Shanxi Sheng, China
Patent: 30
Zhejiang Sheng, China
Patent: 23
Zhejiang University of Technology
Zhejiang Sheng, China
Patent: 9
Zhejiang Sci-Tech University
Zhejiang Sheng, China
Patent: 4
University of Science & Technology Beijing
Beijing Shi, China
Patent: 4
Zhejiang Ocean University
Zhejiang Sheng, China
Patent: 4
Jiangsu University of Science & Technology
Jiangsu Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 3
Hainan Sheng, China
Patent: 3