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.
Beijing Shi, China
Patent: 26
Michigan, United States
Patent: 26
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
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.
Beijing Shi, China
Patent: 9
Tianjin Shi, China
Patent: 9
Yunnan Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
Guangdong Sheng, China
Patent: 7
Shanghai Shi, China
Patent: 6
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.
Guangdong Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 4
Ningxia Huizi Zizhiqu, China
Patent: 4
Anhui Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
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.
Shanghai Shi, China
Patent: 27
Heilongjiang Sheng, China
Patent: 23
Jiangsu Sheng, China
Patent: 19
Zhejiang Sheng, China
Patent: 16
Asturias, Spain
Patent: 15
Shandong Sheng, China
Patent: 14
Jiangsu Sheng, China
Patent: 14
Guangdong Sheng, China
Patent: 13
Shanghai Shi, China
Patent: 12