With the analysis among 251 patents, we discovered top 85 key players by total patent application. JFE Steel Corp., NIPPON STEEL CORP., Sumitomo Metal Industries Ltd. are dominant in this area. They take 37.05% of the total patent filing.
Tokyo-to, Japan
Patent: 41
Tokyo-to, Japan
Patent: 28
Osaka-fu, Japan
Patent: 24
Shanghai Shi, China
Patent: 13
Shanghai Shi, China
Patent: 9
Tianjin Shi, China
Patent: 7
Beijing Shi, China
Patent: 6
Beijing Shi, China
Patent: 5
Illinois, United States
Patent: 5
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With the analysis among related 64 patents applied in the last 5 years. We discover 51 most active companies in this area. The fast-growing JFE Steel Corp., CNOOC China Ltd., China Petroleum & Chemical Corp. take 29.69% of patent filing during this period.
Tokyo-to, Japan
Patent: 11
Tianjin Shi, China
Patent: 5
Beijing Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Shandong Sheng, China
Patent: 2
With the analysis among related 64 patents in last 5 years, we discover 37 new entrants. CNOOC (China) Co., Ltd. Beijing Research Center, Shengli Oilfield Wuhua Industrial Development Co., Ltd., Hitachi Industrial Products Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 2
Shandong Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Qinhuangdao Better Chemical Technology Co., Ltd.
Hebei Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
Chengdu Kangpushen Petroleum Technology Development Co., Ltd.
Sichuan Sheng, China
Patent: 1
With the analysis among 44 patents, we discovered top 15 universities and scientific research institutions by total patent application. University of Science & Technology Beijing, China University of Petroleum (East China), Huazhong University of Science & Technology are dominant in this area. They take 22.73% of the total patent filing.
Beijing Shi, China
Patent: 4
Shandong Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1