With the analysis among 121 patents, we discovered top 108 key players by total patent application. China Petroleum & Chemical Corp., HOSHIZAKI Corp., China National Petroleum Corp. are dominant in this area. They take 12.40% of the total patent filing.
Beijing Shi, China
Patent: 8
Aichi-ken, Japan
Patent: 4
Beijing Shi, China
Patent: 3
Shandong Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Tianjin Shi, China
Patent: 2
Shandong Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
No data, please try another search term
With the analysis among related 62 patents applied in the last 5 years. We discover 63 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., Petroleum Engineering Technology Research Institute of China Petroleum & Chemical Corporation Shengli Oilfield Branch, Shandong Nuoer Biological Technology Co. Ltd. take 19.35% of patent filing during this period.
Beijing Shi, China
Patent: 7
Shandong Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among related 62 patents in last 5 years, we discover 58 new entrants. Petroleum Engineering Technology Research Institute of China Petroleum & Chemical Corporation Shengli Oilfield Branch, Shandong Nuoer Biological Technology Co. Ltd., Nanjing Normal University are the most active new entrants in this area.
Shandong Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among 65 patents, we discovered top 33 universities and scientific research institutions by total patent application. East China Normal University, China University of Petroleum (East China), Nanjing Agricultural University are dominant in this area. They take 24.62% of the total patent filing.
Shanghai Shi, China
Patent: 5
Shandong Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Shandong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1