With the analysis among 2,504 patents, we discovered top 466 key players by total patent application. China Petroleum & Chemical Corp., PetroChina Co., Ltd., China National Petroleum Corp. are dominant in this area. They take 35.38% of the total patent filing.
Beijing Shi, China
Patent: 503
Beijing Shi, China
Patent: 196
Beijing Shi, China
Patent: 187
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 125
Beijing Shi, China
Patent: 122
Sichuan Sheng, China
Patent: 94
Hubei Sheng, China
Patent: 76
Chongqing Shi, China
Patent: 63
Beijing Shi, China
Patent: 48
Jiangsu Sheng, China
Patent: 45
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
Guangdong Sheng, China
Patent: 1
With the analysis among related 2,289 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., Southwest Petroleum University, PetroChina Co., Ltd. take 30.28% of patent filing during this period.
Beijing Shi, China
Patent: 295
Sichuan Sheng, China
Patent: 265
Beijing Shi, China
Patent: 133
Beijing Shi, China
Patent: 126
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 78
Beijing Shi, China
Patent: 59
Sichuan Sheng, China
Patent: 58
Beijing Shi, China
Patent: 54
Beijing Shi, China
Patent: 49
Hubei Sheng, China
Patent: 45
With the analysis among related 2,289 patents in last 5 years, we discover 366 new entrants. Jiangsu Aftek Energy Equipment Co., Ltd., China Petrochemical Corporation East China Oil and Gas Branch, Chongqing Nishang Technology Co., Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 45
Jiangsu Sheng, China
Patent: 45
Chongqing Shi, China
Patent: 22
Sichuan Sheng, China
Patent: 21
Chongqing Shi, China
Patent: 19
Hubei Sheng, China
Patent: 19
Chongqing Shi, China
Patent: 17
Chongqing Chuyu Technology Co., Ltd.
Chongqing Shi, China
Patent: 13
Sichuan Sheng, China
Patent: 11
Jiangsu Sheng, China
Patent: 11
With the analysis among 1,630 patents, we discovered top 113 universities and scientific research institutions by total patent application. Southwest Petroleum University, China Petroleum University Beijing, China University of Petroleum (East China) are dominant in this area. They take 43.25% of the total patent filing.
Sichuan Sheng, China
Patent: 341
Beijing Shi, China
Patent: 112
Shandong Sheng, China
Patent: 74
Hubei Sheng, China
Patent: 48
Hubei Sheng, China
Patent: 42
Guizhou Sheng, China
Patent: 41
Jiangsu Sheng, China
Patent: 32
Beijing Shi, China
Patent: 31
Sichuan Sheng, China
Patent: 30
Beijing Shi, China
Patent: 28