With the analysis among 21,729 patents, we discovered top 488 key players by total patent application. China Petroleum & Chemical Corp., PetroChina Co., Ltd., Air Liquide SA are dominant in this area. They take 2.13% of the total patent filing.
Beijing Shi, China
Patent: 254
Beijing Shi, China
Patent: 115
Beijing Shi, China
Patent: 83
Beijing Shi, China
Patent: 80
Tokyo-to, Japan
Patent: 78
Aichi-ken, Japan
Patent: 74
Shandong Sheng, China
Patent: 70
Zhejiang Sheng, China
Patent: 67
With the analysis among 80 patents, we discovered top 18 start-ups by total patent application. Aisin KK, Astraveus, Aseptium Ltd. are active in this area.
Tokyo-to, Japan
Patent: 43
Highland, United Kingdom
Patent: 5
Shanghai Shi, China
Patent: 3
Shandong Sheng, China
Patent: 3
California, United States
Patent: 2
Beijing Shi, China
Patent: 2
Guangdong Sheng, China
Patent: 2
With the analysis among related 11,716 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., China National Petroleum Corp., PetroChina Co., Ltd. take 1.61% of patent filing during this period.
Beijing Shi, China
Patent: 84
Beijing Shi, China
Patent: 63
Beijing Shi, China
Patent: 42
Shaanxi Sheng, China
Patent: 38
Sichuan Sheng, China
Patent: 36
Shaanxi Sheng, China
Patent: 26
Beijing Shi, China
Patent: 23
Shaanxi Sheng, China
Patent: 22
Shandong Sheng, China
Patent: 20
With the analysis among related 11,716 patents in last 5 years, we discover 249 new entrants. Purification Equipment Research Institute of CSIC, Dalian Fujia Dahua Petrochemical Co. Ltd., Technical Institute of Physics & Chemistry CAS are the most active new entrants in this area.
Hebei Sheng, China
Patent: 19
Liaoning Sheng, China
Patent: 16
Beijing Shi, China
Patent: 14
Jiangsu Sheng, China
Patent: 14
Tokyo-to, Japan
Patent: 14
Jiangsu Sheng, China
Patent: 14
Zhejiang Sheng, China
Patent: 13
Jiangsu Sheng, China
Patent: 12
Shandong Sheng, China
Patent: 12
Shandong Sheng, China
Patent: 11
With the analysis among 2,087 patents, we discovered top 219 universities and scientific research institutions by total patent application. Xi'an Jiaotong University, Southwest Petroleum University, Zhejiang University are dominant in this area. They take 12.60% of the total patent filing.
Shaanxi Sheng, China
Patent: 55
Sichuan Sheng, China
Patent: 48
Zhejiang Sheng, China
Patent: 38
Tianjin Shi, China
Patent: 35
Guangdong Sheng, China
Patent: 33
Shandong Sheng, China
Patent: 33
Jiangsu Sheng, China
Patent: 31
Hunan Sheng, China
Patent: 22
Yunnan Sheng, China
Patent: 17
Jiangsu Sheng, China
Patent: 16