With the analysis among 721 patents, we discovered top 265 key players by total patent application. Baiyin Nonferrous Metals Co., Ltd., Yunnan Chihong Zinc & Germanium Co., Ltd., Zhuzhou Smelter Group Co., Ltd. are dominant in this area. They take 13.59% of the total patent filing.
Gansu Sheng, China
Patent: 39
Yunnan Sheng, China
Patent: 32
Hunan Sheng, China
Patent: 27
Henan Sheng, China
Patent: 27
Beijing Shi, China
Patent: 17
Guangdong Sheng, China
Patent: 15
Yunnan Sheng, China
Patent: 15
Nei Mongol Zizhiqu, China
Patent: 15
Yunnan Sheng, China
Patent: 15
Yunnan Sheng, China
Patent: 12
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With the analysis among related 466 patents applied in the last 5 years. We discover 197 most active companies in this area. The fast-growing Baiyin Nonferrous Metals Co., Ltd., Kunming University of Science & Technology, Central South University take 16.74% of patent filing during this period.
Gansu Sheng, China
Patent: 32
Yunnan Sheng, China
Patent: 24
Hunan Sheng, China
Patent: 22
Yunnan Sheng, China
Patent: 17
Yunnan Sheng, China
Patent: 12
Yunnan Sheng, China
Patent: 12
Beijing Shi, China
Patent: 11
Guangdong Sheng, China
Patent: 11
Yunnan Sheng, China
Patent: 10
Henan Sheng, China
Patent: 10
With the analysis among related 466 patents in last 5 years, we discover 148 new entrants. Xuanwei Hongye Metal Technology Co., Ltd., Mining & Metallurgical Technology Group Co., Ltd., Hanzhong Xinmingrui Environmental Protection Technology Co., Ltd. are the most active new entrants in this area.
Yunnan Sheng, China
Patent: 12
Beijing Shi, China
Patent: 8
Hanzhong Xinmingrui Environmental Protection Technology Co., Ltd.
Shaanxi Sheng, China
Patent: 6
Yunnan Sheng, China
Patent: 6
Anhui Sheng, China
Patent: 6
Gansu Sheng, China
Patent: 6
Qinghai Sheng, China
Patent: 6
Yunnan Sheng, China
Patent: 5
Yunnan Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 4
With the analysis among 225 patents, we discovered top 44 universities and scientific research institutions by total patent application. Central South University, Kunming University of Science & Technology, North Eastern University are dominant in this area. They take 48.44% of the total patent filing.
Hunan Sheng, China
Patent: 60
Yunnan Sheng, China
Patent: 36
Liaoning Sheng, China
Patent: 9
Jiangxi Sheng, China
Patent: 7
Beijing Shi, China
Patent: 6
Shaanxi Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 5
Guangxi Zhuangzu Zizhiqu, China
Patent: 4
Yunnan Sheng, China
Patent: 3
Guizhou Sheng, China
Patent: 3