With the analysis among 1,823 patents, we discovered top 468 key players by total patent application. China National Petroleum Corp., PetroChina Co., Ltd., China Petroleum Pipeline Bureau Engineering Corp. are dominant in this area. They take 22.22% of the total patent filing.
Beijing Shi, China
Patent: 173
Beijing Shi, China
Patent: 128
Hebei Sheng, China
Patent: 104
Beijing Shi, China
Patent: 87
Beijing Shi, China
Patent: 76
Hebei Sheng, China
Patent: 55
Liaoning Sheng, China
Patent: 42
Ontario, Canada
Patent: 38
Sichuan Sheng, China
Patent: 30
Hebei Sheng, China
Patent: 30
With the analysis among 5 patents, we discovered top 3 start-ups by total patent application.
California, United States
Patent: 1
Texas, United States
Patent: 1
With the analysis among related 1,652 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Oil & Gas Pipeline Network Corp., China National Petroleum Corp., PetroChina Co., Ltd. take 15.62% of patent filing during this period.
Beijing Shi, China
Patent: 102
Beijing Shi, China
Patent: 85
Beijing Shi, China
Patent: 71
Beijing Shi, China
Patent: 66
Sichuan Sheng, China
Patent: 62
Hebei Sheng, China
Patent: 62
Hebei Sheng, China
Patent: 41
Liaoning Sheng, China
Patent: 37
Sichuan Sheng, China
Patent: 30
Hebei Sheng, China
Patent: 30
With the analysis among related 1,652 patents in last 5 years, we discover 407 new entrants. National Pipeline Network Group Southwest Pipeline Co., Ltd., National Pipeline Group Northern Pipeline Co., Ltd., Dalian University of Technology are the most active new entrants in this area.
Sichuan Sheng, China
Patent: 30
Hebei Sheng, China
Patent: 30
Liaoning Sheng, China
Patent: 19
Sinopec Southwest Oil & Gas Co
Sichuan Sheng, China
Patent: 17
Shaanxi Sheng, China
Patent: 12
Xinjiang Uygur Zizhiqu, China
Patent: 9
Hubei Sheng, China
Patent: 9
Zhejiang Sheng, China
Patent: 8
Shenzhen Safety Technology Service (Shenzhen) Co., Ltd.
Guangdong Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
With the analysis among 677 patents, we discovered top 103 universities and scientific research institutions by total patent application. Southwest Petroleum University, China University of Petroleum (East China), China Petroleum University Beijing are dominant in this area. They take 20.83% of the total patent filing.
Sichuan Sheng, China
Patent: 78
Shandong Sheng, China
Patent: 31
Beijing Shi, China
Patent: 29
Beijing Shi, China
Patent: 20
Shaanxi Sheng, China
Patent: 20
Tianjin Shi, China
Patent: 16
Shaanxi Sheng, China
Patent: 10
Heilongjiang Sheng, China
Patent: 7
Shaanxi Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 6