With the analysis among 4,461 patents, we discovered top 481 key players by total patent application. NIPPON STEEL CORP., Nikon Corp., POSCO Holdings Inc. are dominant in this area. They take 5.51% of the total patent filing.
Tokyo-to, Japan
Patent: 97
Tokyo-to, Japan
Patent: 82
Sichuan Sheng, China
Patent: 44
Shanxi Sheng, China
Patent: 38
Osaka-fu, Japan
Patent: 38
Kyoto-fu, Japan
Patent: 37
Liaoning Sheng, China
Patent: 36
Nordrhein-Westfalen, Germany
Patent: 30
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With the analysis among related 1,639 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Central South University, Zhejiang Zijing Mining Co. Ltd., Hunan Shizhuyuan Nonferrous Metals Co., Ltd. take 4.51% of patent filing during this period.
Hunan Sheng, China
Patent: 27
Zhejiang Sheng, China
Patent: 26
Hunan Sheng, China
Patent: 21
Jiangxi Sheng, China
Patent: 20
Liaoning Sheng, China
Patent: 17
Jiangxi Sheng, China
Patent: 16
Liaoning Sheng, China
Patent: 16
Laifeng County Rayward Mining Co., Ltd.
Hubei Sheng, China
Patent: 15
Henan Sheng, China
Patent: 15
Sichuan Sheng, China
Patent: 12
With the analysis among related 1,639 patents in last 5 years, we discover 361 new entrants. Laifeng County Rayward Mining Co., Ltd., Quzhou Yunheng Mining Co., Ltd., Changshan Fukang Calcium Fluoride Co., Ltd. are the most active new entrants in this area.
Laifeng County Rayward Mining Co., Ltd.
Hubei Sheng, China
Patent: 15
Zhejiang Sheng, China
Patent: 12
Changshan Fukang Calcium Fluoride Co., Ltd.
Zhejiang Sheng, China
Patent: 11
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Patent: 11
Beijing Shi, China
Patent: 10
Jinta County Shoujia Mining Co., Ltd.
Gansu Sheng, China
Patent: 9
Hunan Sheng, China
Patent: 9
Henan Sheng, China
Patent: 9
Hebei Sheng, China
Patent: 9
Xilingol League Longxing Mining Co., Ltd.
Nei Mongol Zizhiqu, China
Patent: 8
With the analysis among 911 patents, we discovered top 150 universities and scientific research institutions by total patent application. Central South University, North Eastern University, Yanshan University are dominant in this area. They take 11.31% of the total patent filing.
Hunan Sheng, China
Patent: 49
Liaoning Sheng, China
Patent: 29
Hebei Sheng, China
Patent: 17
Yunnan Sheng, China
Patent: 16
Sichuan Sheng, China
Patent: 15
Hubei Sheng, China
Patent: 14
Beijing Shi, China
Patent: 13
Shaanxi Sheng, China
Patent: 13
Nei Mongol Zizhiqu, China
Patent: 13
Sichuan Sheng, China
Patent: 13