With the analysis among 284 patents, we discovered top 127 key players by total patent application. Nikko Metal Manufacturing Co. Ltd., Sumitomo Metal Mining Co. Ltd., Beijing Xinhua Jiaye Technology Co., Ltd. are dominant in this area. They take 18.31% of the total patent filing.
Nikko Metal Manufacturing Co. Ltd.
Tokyo-to, Japan
Patent: 14
Beijing Shi, China
Patent: 11
Hunan Sheng, China
Patent: 9
Shandong Sheng, China
Patent: 7
Shandong Sheng, China
Patent: 7
Beijing Shi, China
Patent: 5
Hunan Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 5
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With the analysis among related 156 patents applied in the last 5 years. We discover 89 most active companies in this area. The fast-growing Central South University, Shandong Humon Smelting Co. Ltd., Kunming University of Science & Technology take 17.95% of patent filing during this period.
Hunan Sheng, China
Patent: 15
Shandong Sheng, China
Patent: 7
Yunnan Sheng, China
Patent: 6
Beijing Shi, China
Patent: 5
Baden-Württemberg, Germany
Patent: 4
Research Center For Eco-Environmental Sciences
Beijing Shi, China
Patent: 4
Queensland, Australia
Patent: 4
Hunan Sheng, China
Patent: 3
With the analysis among related 156 patents in last 5 years, we discover 71 new entrants. Shandong Humon Smelting Co. Ltd., McGill University, Beijing GeoEnviron Engineering & Technology, Inc. are the most active new entrants in this area.
Shandong Sheng, China
Patent: 7
Beijing Shi, China
Patent: 5
Baden-Württemberg, Germany
Patent: 4
Research Center For Eco-Environmental Sciences
Beijing Shi, China
Patent: 4
Queensland, Australia
Patent: 4
Hunan Sheng, China
Patent: 3
Utrecht, Netherlands
Patent: 3
Hunan Sheng, China
Patent: 3
With the analysis among 122 patents, we discovered top 35 universities and scientific research institutions by total patent application. Central South University, Kunming University of Science & Technology, McGill University are dominant in this area. They take 31.97% of the total patent filing.
Hunan Sheng, China
Patent: 26
Yunnan Sheng, China
Patent: 8
Shanghai Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
Hunan Sheng, China
Patent: 3
Fukuoka-ken, Japan
Patent: 2
Antofagasta, Chile
Patent: 2
Hunan Sheng, China
Patent: 2