With the analysis among 45,120 patents, we discovered top 483 key players by total patent application. China Petroleum & Chemical Corp., Kurita Water Industries Ltd., Hitachi Plant Technologies Ltd. are dominant in this area. They take 1.51% of the total patent filing.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 258
Kurita Water Industries Ltd.
Rheinland-Pfalz, Germany
Patent: 244
Hitachi Plant Technologies Ltd.
Tokyo-to, Japan
Patent: 181
Tokyo-to, Japan
Patent: 180
Tokyo-to, Japan
Patent: 169
Osaka-fu, Japan
Patent: 165
Shandong Sheng, China
Patent: 161
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 131
Beijing Shi, China
Patent: 129
Nagano-ken, Japan
Patent: 122
With the analysis among 24 patents, we discovered top 13 start-ups by total patent application. Knapsack Co., Pista, M-I LLC are active in this area.
Oregon, United States
Patent: 6
Texas, United States
Patent: 2
Shanghai Jilian Network Technology Co. Ltd.
Shanghai Shi, China
Patent: 1
California, United States
Patent: 1
Guangdong Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
With the analysis among related 12,673 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Beijing University of Technology, Hohai University, China Petroleum & Chemical Corp. take 0.85% of patent filing during this period.
Beijing University of Technology
Beijing Shi, China
Patent: 41
Jiangsu Sheng, China
Patent: 39
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 28
Southwest Petroleum University
Sichuan Sheng, China
Patent: 27
Jiangsu Sheng, China
Patent: 26
Chinese Metallurgical Group Co., Ltd.
Anhui Sheng, China
Patent: 23
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 22
Beijing Shi, China
Patent: 22
Shizuoka-ken, Japan
Patent: 22
With the analysis among related 12,673 patents in last 5 years, we discover 150 new entrants. Jiangsu Open University, Jiaxing Jiasheng Printing and Dyeing Co., Ltd., Suzhou Xingong Environmental Engineering Technology Co., Ltd. are the most active new entrants in this area.
Jiaxing Jiasheng Printing and Dyeing Co., Ltd.
Zhejiang Sheng, China
Patent: 13
Suzhou Xingong Environmental Engineering Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 11
Da Yuan Environmental Technology (Xiamen) Co., Ltd.
Fujian Sheng, China
Patent: 11
Zhongxia Xujie Construction Technology Co., Ltd.
Hebei Sheng, China
Patent: 9
China Electronics Innovation Environmental Technology Co. Ltd.
Jiangsu Sheng, China
Patent: 9
Guangdong Wisdom Biguan Pipeline Technology Co., Ltd.
Guangdong Sheng, China
Patent: 8
Yancheng Xuheng Environmental Protection Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 8
Zhongtie Urban & Rural Environmental Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 8
Yangzhou Yangzijiang Sports Equipment Co., Ltd.
Jiangsu Sheng, China
Patent: 8
With the analysis among 8,528 patents, we discovered top 318 universities and scientific research institutions by total patent application. Beijing University of Technology, Zhejiang University, South China University of Technology are dominant in this area. They take 5.05% of the total patent filing.
Beijing University of Technology
Beijing Shi, China
Patent: 137
Zhejiang Sheng, China
Patent: 126
South China University of Technology
Guangdong Sheng, China
Patent: 107
Shanghai Shi, China
Patent: 103
Jiangsu Sheng, China
Patent: 99
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 98
Jiangsu Sheng, China
Patent: 94
Jiangsu Sheng, China
Patent: 80
Beijing Shi, China
Patent: 75
Shandong Sheng, China
Patent: 66