With the analysis among 994 patents, we discovered top 471 key players by total patent application. China Petroleum & Chemical Corp., M&T Chemicals, Inc., Cosmo Oil Co., Ltd. are dominant in this area. They take 5.13% of the total patent filing.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 26
New Jersey, United States
Patent: 13
Tokyo-to, Japan
Patent: 12
Nanjing Langjie Environmental Protection Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 11
Sumitomo Metal Mining Co. Ltd.
Tokyo-to, Japan
Patent: 10
Gansu Sheng, China
Patent: 10
Tokyo-to, Japan
Patent: 10
Kanagawa-ken, Japan
Patent: 9
Kurita Water Industries Ltd.
Rheinland-Pfalz, Germany
Patent: 7
Nikko Metal Manufacturing Co. Ltd.
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With the analysis among related 487 patents applied in the last 5 years. We discover 381 most active companies in this area. The fast-growing Tongji University, Dalian University of Technology, Beijing Forestry University take 4.11% of patent filing during this period.
Shanghai Shi, China
Patent: 8
Dalian University of Technology
Liaoning Sheng, China
Patent: 6
Beijing Forestry University
Beijing Shi, China
Patent: 6
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 5
Beijing Lucency Enviroment & Technology Co., Ltd.
Beijing Shi, China
Patent: 5
Kunming University of Science & Technology
Yunnan Sheng, China
Patent: 5
Jiangsu Woqing Environmental Protection Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 5
Jiangxi University of Science & Technology
Jiangxi Sheng, China
Patent: 4
Hefei University of Technology
Anhui Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 4
With the analysis among related 487 patents in last 5 years, we discover 288 new entrants. Beijing Lucency Enviroment & Technology Co., Ltd., Jiangsu Woqing Environmental Protection Technology Co., Ltd., Hefei Chenyi Trading Co., Ltd. are the most active new entrants in this area.
Beijing Lucency Enviroment & Technology Co., Ltd.
Beijing Shi, China
Patent: 5
Jiangsu Woqing Environmental Protection Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 5
Hefei Chenyi Trading Co., Ltd.
Anhui Sheng, China
Patent: 4
Huadian Electric Power Research Institute Co., Ltd.
Zhejiang Sheng, China
Patent: 3
Jing Men Shi Ge Lin Mei Xin Cai Liao You Xian Gong Si
Hubei Sheng, China
Patent: 3
Shandong Quanyi Environmental Protection Technology Co., Ltd.
Shandong Sheng, China
Patent: 3
Gansu Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Xi'an Thermal Power Research Institute Co., Ltd.
Shaanxi Sheng, China
Patent: 3
With the analysis among 642 patents, we discovered top 168 universities and scientific research institutions by total patent application. Jiangsu University, Zhejiang University, South China University of Technology are dominant in this area. They take 9.81% of the total patent filing.
Jiangsu Sheng, China
Patent: 22
Zhejiang Sheng, China
Patent: 20
South China University of Technology
Guangdong Sheng, China
Patent: 18
Shanghai Shi, China
Patent: 17
Sichuan Sheng, China
Patent: 13
Sinopec Research Institute of Petroleum Processing
Beijing Shi, China
Patent: 12
Jiangsu Sheng, China
Patent: 11
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 11
Qinghai Institute of Salt Lakes, Chinese Academy of Sciences
Qinghai Sheng, China
Patent: 10
Hunan Sheng, China
Patent: 9