With the analysis among 145 patents, we discovered top 63 key players by total patent application. NIPPON STEEL CORP., Wuhan Iron & Steel Co., Ltd., Carbo* Prill, Inc. are dominant in this area. They take 16.55% of the total patent filing.
Hubei Sheng, China
Patent: 8
Indiana, United States
Patent: 8
Beijing Shi, China
Patent: 7
Beijing Shi, China
Patent: 7
Liaoning Sheng, China
Patent: 6
Shanghai Shi, China
Patent: 5
Beijing Shi, China
Patent: 5
Shanghai Shi, China
Patent: 4
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With the analysis among related 71 patents applied in the last 5 years. We discover 52 most active companies in this area. The fast-growing PetroChina Co., Ltd., China Petroleum & Chemical Corp., China University of Mining & Technology take 21.13% of patent filing during this period.
Beijing Shi, China
Patent: 6
Beijing Shi, China
Patent: 5
Jiangsu Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 3
Tianjin Shi, China
Patent: 3
Sichuan Sheng, China
Patent: 2
Henan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
With the analysis among related 71 patents in last 5 years, we discover 38 new entrants. CNOOC China Ltd., Shanghai Meishan Iron & Steel Co., Ltd., Xingtai Xuyang Technology Co., Ltd are the most active new entrants in this area.
Tianjin Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Hebei Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Shanxi Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
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Patent: 1
With the analysis among 63 patents, we discovered top 26 universities and scientific research institutions by total patent application. China University of Mining & Technology, China University of Petroleum (East China), Xi'an University of Science & Technology are dominant in this area. They take 20.63% of the total patent filing.
Jiangsu Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Anhui Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Henan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Guangdong Sheng, China
Patent: 1