With the analysis among 231 patents, we discovered top 169 key players by total patent application. China Petroleum & Chemical Corp., Jiangsu Fangyang Water Affairs Co., Ltd., Nanjing Kesheng Environmental Protection Technology Co. Ltd. are dominant in this area. They take 12.99% of the total patent filing.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 19
Jiangsu Fangyang Water Affairs Co., Ltd.
Jiangsu Sheng, China
Patent: 6
Nanjing Kesheng Environmental Protection Technology Co. Ltd.
Jiangsu Sheng, China
Patent: 5
China Petroleum&Chemical Corporation
Shandong Sheng, China
Patent: 5
Shenzhen Changlong Technology Co. Ltd.
Guangdong Sheng, China
Patent: 4
Henghe Materials Technology Co. Ltd.
Zhejiang Sheng, China
Patent: 4
Jiangsu Keling Environmental Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 4
Hunan Yongqing Environmental Protection Research Institute Co., Ltd.
Hunan Sheng, China
Patent: 4
Santong Oil Environmental Protection Technology (Yixing) Co., Ltd
Jiangsu Sheng, China
Patent: 4
Sinopec Shanghai Petrochemical Co., Ltd.
Shanghai Shi, China
Patent: 3
No data, please try another search term
With the analysis among related 173 patents applied in the last 5 years. We discover 109 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., Chinese Research Academy of Environmental Sciences, China Petroleum&Chemical Corporation take 13.29% of patent filing during this period.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 10
Chinese Research Academy of Environmental Sciences
China Petroleum&Chemical Corporation
Shandong Sheng, China
Patent: 5
Nanjing Kesheng Environmental Protection Technology Co. Ltd.
Jiangsu Sheng, China
Patent: 5
Shenzhen Changlong Technology Co. Ltd.
Guangdong Sheng, China
Patent: 4
Ningbo Polytechnic Institute
Zhejiang Sheng, China
Patent: 4
Jiangsu Fangyang Water Affairs Co., Ltd.
Jiangsu Sheng, China
Patent: 4
Jiangsu Keling Environmental Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 4
Yantai Nanshan University
Shandong Sheng, China
Patent: 4
Henghe Materials Technology Co. Ltd.
Zhejiang Sheng, China
Patent: 4
With the analysis among related 173 patents in last 5 years, we discover 94 new entrants. China Petroleum&Chemical Corporation, Nanjing Kesheng Environmental Protection Technology Co. Ltd., Yantai Nanshan University are the most active new entrants in this area.
China Petroleum&Chemical Corporation
Shandong Sheng, China
Patent: 5
Nanjing Kesheng Environmental Protection Technology Co. Ltd.
Jiangsu Sheng, China
Patent: 5
Yantai Nanshan University
Shandong Sheng, China
Patent: 4
Shenzhen Changlong Technology Co. Ltd.
Guangdong Sheng, China
Patent: 4
Ningbo Polytechnic Institute
Zhejiang Sheng, China
Patent: 4
Henghe Materials Technology Co. Ltd.
Zhejiang Sheng, China
Patent: 4
Jiangsu Keling Environmental Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 4
Santong Oil Environmental Protection Technology (Yixing) Co., Ltd
Jiangsu Sheng, China
Patent: 4
Tianjin Shi, China
Patent: 3
Delan Water Technology Co., Ltd.
Xinjiang Uygur Zizhiqu, China
Patent: 3
With the analysis among 99 patents, we discovered top 32 universities and scientific research institutions by total patent application. Harbin Institute of Technology, Beijing Normal University, Ningbo Polytechnic Institute are dominant in this area. They take 25.25% of the total patent filing.
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 8
Beijing Normal University
Beijing Shi, China
Patent: 4
Ningbo Polytechnic Institute
Zhejiang Sheng, China
Patent: 4
East China Normal University
Shanghai Shi, China
Patent: 3
Wuhan University of Science & Technology
Hubei Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 3
Guangdong University of Petrochemical Technology
Guangdong Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 3
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2