With the analysis among 1,053 patents, we discovered top 465 key players by total patent application. China ENFI Engineering Corp., Yunnan Chihong Zinc & Germanium Co., Ltd., Shenzhen Zhongjin Lingnan Nonfemet Co., Ltd. are dominant in this area. They take 7.50% of the total patent filing.
China ENFI Engineering Corp.
Beijing Shi, China
Patent: 34
Yunnan Chihong Zinc & Germanium Co., Ltd.
Yunnan Sheng, China
Patent: 26
Shenzhen Zhongjin Lingnan Nonfemet Co., Ltd.
Guangdong Sheng, China
Patent: 19
International Lead Zinc Research Organization, Inc.
North Carolina, United States
Patent: 19
Mining & Metallurgical Technology Group Co., Ltd.
Beijing Shi, China
Patent: 19
Baiyin Nonferrous Metals Co., Ltd.
Gansu Sheng, China
Patent: 18
Kuming Metallurgical Research Institute
Yunnan Sheng, China
Patent: 15
Nanjing Yin Mao Lead-Zinc Mine Co., Ltd.
Jiangsu Sheng, China
Patent: 15
Jiangsu Province Metallurgical Design Institute Co., Ltd.
Jiangsu Sheng, China
Patent: 14
Shenzhen Zhongjin Lingnan Nonferrous Metals Co., Ltd. Fankou Lead-Zinc Mine
Guangdong Sheng, China
Patent: 13
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With the analysis among related 793 patents applied in the last 5 years. We discover 376 most active companies in this area. The fast-growing Central South University, China ENFI Engineering Corp., Kunming University of Science & Technology take 11.85% of patent filing during this period.
Hunan Sheng, China
Patent: 44
China ENFI Engineering Corp.
Beijing Shi, China
Patent: 26
Kunming University of Science & Technology
Yunnan Sheng, China
Patent: 24
Northwest Research Institute of Mining & Metallurgy
Gansu Sheng, China
Patent: 20
Mining & Metallurgical Technology Group Co., Ltd.
Beijing Shi, China
Patent: 19
Yunnan Chihong Zinc & Germanium Co., Ltd.
Yunnan Sheng, China
Patent: 16
Baiyin Nonferrous Metals Co., Ltd.
Gansu Sheng, China
Patent: 13
Shenzhen Zhongjin Lingnan Nonfemet Co., Ltd.
Guangdong Sheng, China
Patent: 12
Shenzhen Zhongjin Lingnan Nonferrous Metals Co., Ltd. Fankou Lead-Zinc Mine
Guangdong Sheng, China
Patent: 11
Hunan Sheng, China
Patent: 10
With the analysis among related 793 patents in last 5 years, we discover 305 new entrants. Mining & Metallurgical Technology Group Co., Ltd., SKS Minmetals Co. Ltd., Dongwuzhumuqinqiaerhada Mine Ye Co. Ltd. are the most active new entrants in this area.
Mining & Metallurgical Technology Group Co., Ltd.
Beijing Shi, China
Patent: 19
Hunan Sheng, China
Patent: 10
Dongwuzhumuqinqiaerhada Mine Ye Co. Ltd.
Nei Mongol Zizhiqu, China
Patent: 10
Inner Mongolia Yindu Mining Co. Ltd.
Nei Mongol Zizhiqu, China
Patent: 8
Lanzhou Engineering & Res Inst of Nonfer Metallurgy Co Ltd
Gansu Sheng, China
Patent: 7
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 7
Yizhang Pinghe Mining Co., Ltd.
Hunan Sheng, China
Patent: 7
Yunnan Huading Renewable Resources Development Co., Ltd.
Yunnan Sheng, China
Patent: 6
Institute of Comprehensive Utilization of Resources, Guangdong Academy of Sciences
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Patent: 5
Yunnan Academy of Eco-Environmental Sciences
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Patent: 5
With the analysis among 497 patents, we discovered top 93 universities and scientific research institutions by total patent application. Central South University, Kunming University of Science & Technology, Jiangxi University of Science & Technology are dominant in this area. They take 27.97% of the total patent filing.
Hunan Sheng, China
Patent: 70
Kunming University of Science & Technology
Yunnan Sheng, China
Patent: 42
Jiangxi University of Science & Technology
Jiangxi Sheng, China
Patent: 15
Guangxi Zhuangzu Zizhiqu, China
Patent: 12
Xi'an University of Architecture & Technology
Shaanxi Sheng, China
Patent: 12
University of Science & Technology Beijing
Beijing Shi, China
Patent: 10
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 7
Fujian Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 6
Beijing University of Technology
Beijing Shi, China
Patent: 5