With the analysis among 3,249 patents, we discovered top 463 key players by total patent application. Ciba-Geigy AG, Degremont, Air Liquide SA are dominant in this area. They take 3.23% of the total patent filing.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 26
Michigan, United States
Patent: 26
Imperial Chemical Industries Ltd.
Veolia Water Solutions & Technologies Support SAS
Kurita Water Industries Ltd.
Rheinland-Pfalz, Germany
Patent: 19
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
Tianjin Shi, China
Patent: 1
Carbon Energy Technology (Beijing) Co., Ltd.
Beijing Shi, China
Patent: 1
With the analysis among related 1,435 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Air Liquide SA, China Petroleum & Chemical Corp., Tiangong University take 2.09% of patent filing during this period.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 9
Tianjin Shi, China
Patent: 9
Kunming University of Science & Technology
Yunnan Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
South China University of Technology
Guangdong Sheng, China
Patent: 7
Shanghai Shi, China
Patent: 6
Air Liquide France Industries SA
Shandong Sheng, China
Patent: 6
Henan Sheng, China
Patent: 6
With the analysis among related 1,435 patents in last 5 years, we discover 396 new entrants. Air Liquide France Industries SA, Foshan University, Liuyang Yizhen Fuel Co., Ltd. are the most active new entrants in this area.
Air Liquide France Industries SA
Guangdong Sheng, China
Patent: 5
Liuyang Yizhen Fuel Co., Ltd.
Hunan Sheng, China
Patent: 4
Ningxia Huizi Zizhiqu, China
Patent: 4
Anhui Sheng, China
Patent: 4
Shandong Lvzhiyuan Environmental Protection Engineering Co., Ltd.
Shandong Sheng, China
Patent: 4
China University of Geosciences
Beijing Shi, China
Patent: 4
Zhenjiang Higher Technical College
Jiangsu Sheng, China
Patent: 4
yangzhou polytechnic institute
Jiangsu Sheng, China
Patent: 4
Indian Institute of Technology Kanpur
Uttar Pradesh, India
Patent: 4
With the analysis among 1,323 patents, we discovered top 305 universities and scientific research institutions by total patent application. Council of Scientific & Industrial Research, Tongji University, Harbin Institute of Technology are dominant in this area. They take 6.95% of the total patent filing.
Council of Scientific & Industrial Research
Shanghai Shi, China
Patent: 27
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 23
Jiangsu Sheng, China
Patent: 19
Zhejiang Sheng, China
Patent: 16
University of Santiago de Compostela
Asturias, Spain
Patent: 15
Shandong Sheng, China
Patent: 14
Jiangsu Sheng, China
Patent: 14
South China University of Technology
Guangdong Sheng, China
Patent: 13
Shanghai Shi, China
Patent: 12