With the analysis among 883 patents, we discovered top 299 key players by total patent application. Sumitomo Metal Mining Co. Ltd., Jinchuan Group Co., Ltd., Nippon Sheet Glass Co., Ltd. are dominant in this area. They take 22.08% of the total patent filing.
Tokyo-to, Japan
Patent: 119
Gansu Sheng, China
Patent: 43
Tokyo-to, Japan
Patent: 33
Connecticut, United States
Patent: 32
Michigan, United States
Patent: 25
Pennsylvania, United States
Patent: 18
Pennsylvania, United States
Patent: 17
Wisconsin, United States
Patent: 14
Beijing Shi, China
Patent: 14
Shaanxi Sheng, China
Patent: 12
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With the analysis among related 500 patents applied in the last 5 years. We discover 246 most active companies in this area. The fast-growing Sumitomo Metal Mining Co. Ltd., Jinchuan Group Co., Ltd., Guardian Glass LLC take 16.80% of patent filing during this period.
Tokyo-to, Japan
Patent: 30
Gansu Sheng, China
Patent: 30
Michigan, United States
Patent: 24
Hunan Sheng, China
Patent: 19
Beijing Shi, China
Patent: 14
Shaanxi Sheng, China
Patent: 12
Beijing Shi, China
Patent: 12
Beijing Shi, China
Patent: 12
Qinghai Yellow River Mining Co. Ltd.
Qinghai Sheng, China
Patent: 12
Fujian Sheng, China
Patent: 7
With the analysis among related 500 patents in last 5 years, we discover 197 new entrants. Institute of Process Engineering, Chinese Academy of Sciences, Huanghe Upstream Hydropower Development Co. Ltd., Beijing Zhongke Yunteng Technology Co., Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 14
Shaanxi Sheng, China
Patent: 12
Beijing Shi, China
Patent: 12
Qinghai Yellow River Mining Co. Ltd.
Qinghai Sheng, China
Patent: 12
Shaanxi Sheng, China
Patent: 7
Beijing Shi, China
Patent: 6
Hebei Sheng, China
Patent: 5
With the analysis among 478 patents, we discovered top 151 universities and scientific research institutions by total patent application. Central South University, Institute of Process Engineering, Chinese Academy of Sciences, North Eastern University are dominant in this area. They take 11.72% of the total patent filing.
Hunan Sheng, China
Patent: 30
Beijing Shi, China
Patent: 14
Liaoning Sheng, China
Patent: 11
Beijing Shi, China
Patent: 8
Yunnan Sheng, China
Patent: 8
Tianjin Shi, China
Patent: 8
Fujian Sheng, China
Patent: 8
Liaoning Sheng, China
Patent: 7
Shaanxi Sheng, China
Patent: 7