With the analysis among 13,439 patents, we discovered top 475 key players by total patent application. Kubota Corp., Kurita Water Industries Ltd., Ebara Corp. are dominant in this area. They take 7.40% of the total patent filing.
Osaka-fu, Japan
Patent: 388
Kurita Water Industries Ltd.
Rheinland-Pfalz, Germany
Patent: 331
Shandong Sheng, China
Patent: 276
Hitachi Plant Technologies Ltd.
Tokyo-to, Japan
Patent: 220
Tokyo-to, Japan
Patent: 197
Tokyo-to, Japan
Patent: 146
Tokyo-to, Japan
Patent: 144
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 139
Nordrhein-Westfalen, Germany
Patent: 118
With the analysis among 10 patents, we discovered top 4 start-ups by total patent application. Enzyme Corp., Chongqing Meicun Technology Co. Ltd., Multibio are active in this area.
California, United States
Patent: 7
Chongqing Meicun Technology Co. Ltd.
Chongqing Shi, China
Patent: 1
With the analysis among related 4,229 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Beijing University of Technology, China Petroleum & Chemical Corp., Tongji University take 3.59% of patent filing during this period.
Beijing University of Technology
Beijing Shi, China
Patent: 80
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 38
Shanghai Shi, China
Patent: 34
Osaka-fu, Japan
Patent: 31
Jiangsu Sheng, China
Patent: 24
Texas, United States
Patent: 22
Zhejiang University of Technology
Zhejiang Sheng, China
Patent: 20
Evoqua Water Technologies LLC
Pennsylvania, United States
Patent: 19
Xi'an University of Architecture & Technology
Shaanxi Sheng, China
Patent: 19
Beijing Shi, China
Patent: 17
With the analysis among related 4,229 patents in last 5 years, we discover 288 new entrants. China Gezhouba Group Water Operation Co., Ltd., Cambi Solutions AS, Yunnan Lvyi Environmental Protection Co., Ltd. are the most active new entrants in this area.
China Gezhouba Group Water Operation Co., Ltd.
Hubei Sheng, China
Patent: 14
Akershus, Norway
Patent: 14
Yunnan Lvyi Environmental Protection Co., Ltd.
Yunnan Sheng, China
Patent: 14
Chengdu Institute of Technology
Sichuan Sheng, China
Patent: 13
Hunan Zhishui Environmental Technology Co., Ltd.
Hunan Sheng, China
Patent: 12
Shenyang Environmental Science Research Institute
Liaoning Sheng, China
Patent: 10
Hangzhou Dianzi University
Zhejiang Sheng, China
Patent: 9
Yunnan Leice Environmental Technology Co., Ltd.
Yunnan Sheng, China
Patent: 8
Shandong Shuangrong Environmental Protection Engineering Co., Ltd.
Shandong Sheng, China
Patent: 8
Chengdu Sunhe Environmental Technology Co., Ltd.
Sichuan Sheng, China
Patent: 7
With the analysis among 2,985 patents, we discovered top 292 universities and scientific research institutions by total patent application. Beijing University of Technology, Harbin Institute of Technology, Tongji University are dominant in this area. They take 11.86% of the total patent filing.
Beijing University of Technology
Beijing Shi, China
Patent: 158
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 87
Shanghai Shi, China
Patent: 72
Jiangsu Sheng, China
Patent: 50
Beijing Shi, China
Patent: 49
Xi'an University of Architecture & Technology
Shaanxi Sheng, China
Patent: 38
South China University of Technology
Guangdong Sheng, China
Patent: 30
Zhejiang University of Technology
Zhejiang Sheng, China
Patent: 30
Chongqing Shi, China
Patent: 30
Zhejiang Sheng, China
Patent: 29