With the analysis among 1,020 patents, we discovered top 468 key players by total patent application. Sumitomo Metal Mining Co. Ltd., Jinchuan Group Co., Ltd., ISHIHARA SANGYO KAISHA LTD. are dominant in this area. They take 12.16% of the total patent filing.
Tokyo-to, Japan
Patent: 83
Gansu Sheng, China
Patent: 24
ISHIHARA SANGYO KAISHA LTD.
Osaka-fu, Japan
Patent: 17
Guangdong Sheng, China
Patent: 12
Nikko Metal Manufacturing Co. Ltd.
Luxembourg, Luxembourg
Patent: 12
Tokyo-to, Japan
Patent: 11
California, United States
Patent: 11
Osaka-fu, Japan
Patent: 11
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With the analysis among related 416 patents applied in the last 5 years. We discover 250 most active companies in this area. The fast-growing Sumitomo Metal Mining Co. Ltd., Jinchuan Group Co., Ltd., Institute of Process Engineering, Chinese Academy of Sciences take 12.02% of patent filing during this period.
Tokyo-to, Japan
Patent: 22
Gansu Sheng, China
Patent: 20
Beijing Shi, China
Patent: 8
Shaanxi Sheng, China
Patent: 7
Beijing Shi, China
Patent: 7
Qinghai Yellow River Mining Co. Ltd.
Qinghai Sheng, China
Patent: 7
Hunan Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 5
With the analysis among related 416 patents in last 5 years, we discover 211 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: 8
Shaanxi Sheng, China
Patent: 7
Beijing Shi, China
Patent: 7
Qinghai Yellow River Mining Co. Ltd.
Qinghai Sheng, China
Patent: 7
Jiangxi Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
With the analysis among 237 patents, we discovered top 93 universities and scientific research institutions by total patent application. Institute of Process Engineering, Chinese Academy of Sciences, Kunming University of Science & Technology, Central South University are dominant in this area. They take 9.28% of the total patent filing.
Beijing Shi, China
Patent: 8
Yunnan Sheng, China
Patent: 7
Hunan Sheng, China
Patent: 5
Guangxi Zhuangzu Zizhiqu, China
Patent: 5
Beijing Shi, China
Patent: 4
Shaanxi Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Jiangxi Sheng, China
Patent: 3