With the analysis among 2,329 patents, we discovered top 457 key players by total patent application. China Petroleum & Chemical Corp., China National Petroleum Corp., BGP, Inc. are dominant in this area. They take 16.96% of the total patent filing.
Beijing Shi, China
Patent: 152
Beijing Shi, China
Patent: 132
Hebei Sheng, China
Patent: 111
Kyoto-fu, Japan
Patent: 88
Beijing Shi, China
Patent: 83
Jiangsu Sheng, China
Patent: 78
Zhejiang Sheng, China
Patent: 31
Beijing Shi, China
Patent: 30
Shandong Sheng, China
Patent: 28
Tokyo-to, Japan
Patent: 27
With the analysis among 6 patents, we discovered top 2 start-ups by total patent application.
Hubei Sheng, China
Patent: 4
With the analysis among related 1,444 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., BGP, Inc. take 13.37% of patent filing during this period.
Beijing Shi, China
Patent: 80
Beijing Shi, China
Patent: 59
Hebei Sheng, China
Patent: 54
Beijing Shi, China
Patent: 53
Shandong Sheng, China
Patent: 48
Jiangsu Sheng, China
Patent: 48
Zhejiang Sheng, China
Patent: 31
Sichuan Sheng, China
Patent: 21
Tianjin Shi, China
Patent: 20
Shaanxi Sheng, China
Patent: 18
With the analysis among related 1,444 patents in last 5 years, we discover 376 new entrants. Ningbo Semiconductor International Corp., CNOOC China Ltd., Yangzhou Dongfang Ultrasonic Technology Co., Ltd. are the most active new entrants in this area.
Zhejiang Sheng, China
Patent: 31
Tianjin Shi, China
Patent: 20
Jiangsu Sheng, China
Patent: 10
Sichuan Sheng, China
Patent: 10
Zhejiang Sheng, China
Patent: 9
Hebei Sheng, China
Patent: 8
Shaanxi Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 6
Beijing Shi, China
Patent: 6
With the analysis among 1,032 patents, we discovered top 145 universities and scientific research institutions by total patent application. China University of Petroleum (East China), China Petroleum University Beijing, Southwest Petroleum University are dominant in this area. They take 25.68% of the total patent filing.
Shandong Sheng, China
Patent: 70
Beijing Shi, China
Patent: 40
Sichuan Sheng, China
Patent: 23
Sichuan Sheng, China
Patent: 18
Jiangsu Sheng, China
Patent: 16
Beijing Shi, China
Patent: 16
Zhejiang Sheng, China
Patent: 14
Hubei Sheng, China
Patent: 13
Beijing Shi, China
Patent: 12