With the analysis among 2,591 patents, we discovered top 489 key players by total patent application. China Petroleum & Chemical Corp., Hunan Airbluer Environmental Protection Technology Co., Ltd., Shanghai Municipal Engineering Design Inst (Group) Co., Ltd. are dominant in this area. They take 1.12% of the total patent filing.
Beijing Shi, China
Patent: 13
Hunan Sheng, China
Patent: 8
Shanghai Shi, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
Hubei Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 7
Chongqing Shi, China
Patent: 7
Henan Sheng, China
Patent: 7
Anhui Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 6
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With the analysis among related 1,937 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., Henan Lanxi Environmental Protection Technology Co., Ltd., Hubei Shanding Environmental Technology Co Ltd. take 1.08% of patent filing during this period.
Beijing Shi, China
Patent: 7
Henan Sheng, China
Patent: 7
Hubei Sheng, China
Patent: 7
Guangdong Sheng, China
Patent: 6
Anhui Sheng, China
Patent: 6
Research Center For Eco-Environmental Sciences
Beijing Shi, China
Patent: 5
Guangdong Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
With the analysis among related 1,937 patents in last 5 years, we discover 462 new entrants. Henan Lanxi Environmental Protection Technology Co., Ltd., Hubei Shanding Environmental Technology Co Ltd., Jiangsu Open University are the most active new entrants in this area.
Henan Sheng, China
Patent: 7
Hubei Sheng, China
Patent: 7
Guangdong Sheng, China
Patent: 6
Anhui Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 5
Henan Sheng, China
Patent: 5
With the analysis among 355 patents, we discovered top 119 universities and scientific research institutions by total patent application. Shandong University, Harbin Institute of Technology, Changzhou University are dominant in this area. They take 7.89% of the total patent filing.
Shandong Sheng, China
Patent: 10
Heilongjiang Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 8
Chongqing Shi, China
Patent: 6
Shanghai Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Jiangxi Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4