With the analysis among 7,893 patents, we discovered top 489 key players by total patent application. Hitachi Plant Technologies Ltd., TOSHIBA Corp., China Petroleum & Chemical Corp. are dominant in this area. They take 0.98% of the total patent filing.
Tokyo-to, Japan
Patent: 28
Tokyo-to, Japan
Patent: 26
Beijing Shi, China
Patent: 23
Tokyo-to, Japan
Patent: 22
Tokyo-to, Japan
Patent: 19
Shandong Sheng, China
Patent: 19
Rheinland-Pfalz, Germany
Patent: 18
Tokyo-to, Japan
Patent: 17
Osaka-fu, Japan
Patent: 16
Tokyo-to, Japan
Patent: 15
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
With the analysis among related 3,211 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Zhejiang Kangcheng Environmental Protection Technology Co., Ltd., Yihao Environmental Technology Co., Ltd., Chengdu Xinkeli Chemical Technology Co., Ltd. take 1.21% of patent filing during this period.
Zhejiang Sheng, China
Patent: 14
Chongqing Shi, China
Patent: 13
Sichuan Sheng, China
Patent: 12
Guangdong Sheng, China
Patent: 9
Guangdong Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
Chongqing Shi, China
Patent: 8
Jiangsu Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 7
Fujian Sheng, China
Patent: 7
With the analysis among related 3,211 patents in last 5 years, we discover 366 new entrants. Yihao Environmental Technology Co., Ltd., Chengdu Xinkeli Chemical Technology Co., Ltd., Guangzhou Nushu Environmental Protection Technology Co., Ltd. are the most active new entrants in this area.
Chongqing Shi, China
Patent: 13
Sichuan Sheng, China
Patent: 12
Guangdong Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 8
Chongqing Shi, China
Patent: 8
Fujian Sheng, China
Patent: 7
Guangdong Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 6
With the analysis among 1,194 patents, we discovered top 255 universities and scientific research institutions by total patent application. Harbin Institute of Technology, Chongqing University, Beijing University of Technology are dominant in this area. They take 5.28% of the total patent filing.
Heilongjiang Sheng, China
Patent: 24
Chongqing Shi, China
Patent: 20
Beijing Shi, China
Patent: 19
Beijing Shi, China
Patent: 19
Shanghai Shi, China
Patent: 18
Jiangsu Sheng, China
Patent: 18
Guangdong Sheng, China
Patent: 14
Zhejiang Sheng, China
Patent: 12
Jiangsu Sheng, China
Patent: 11
Guangdong Sheng, China
Patent: 11