With the analysis among 694 patents, we discovered top 411 key players by total patent application. Xiamen Tungsten Co., Ltd., Chongyi Zhangyuan Tungsten Co., Ltd., GTE Products Corp. are dominant in this area. They take 7.35% of the total patent filing.
Fujian Sheng, China
Patent: 21
Jiangxi Sheng, China
Patent: 16
Pennsylvania, United States
Patent: 14
Fujian Sheng, China
Patent: 13
Jiangxi Sheng, China
Patent: 12
Beijing Shi, China
Patent: 11
Tokyo-to, Japan
Patent: 11
New York, United States
Patent: 9
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With the analysis among related 346 patents applied in the last 5 years. We discover 222 most active companies in this area. The fast-growing Xiamen Tungsten Co., Ltd., Central South University, Xiamen Jialu Metal Industry Co., Ltd. take 13.01% of patent filing during this period.
Fujian Sheng, China
Patent: 19
Hunan Sheng, China
Patent: 14
Fujian Sheng, China
Patent: 12
Jiangxi Sheng, China
Patent: 10
Jiangxi Sheng, China
Patent: 9
Beijing Shi, China
Patent: 9
Jiangxi Sheng, China
Patent: 9
Zaoqiang County Golden Eagle Tungsten Industry Co., Ltd.
Hebei Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
Liaoning Sheng, China
Patent: 5
With the analysis among related 346 patents in last 5 years, we discover 171 new entrants. Zaoqiang County Golden Eagle Tungsten Industry Co., Ltd., Linanzhengkexiyoujinshuhuishou Co. Ltd., Dalian Petrochemical Research Institute of China Petrochemical Corporation are the most active new entrants in this area.
Zaoqiang County Golden Eagle Tungsten Industry Co., Ltd.
Hebei Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
Liaoning Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
Jiangxi Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 4
Chongqing Shi, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 3
With the analysis among 453 patents, we discovered top 149 universities and scientific research institutions by total patent application. Central South University, Jiangxi University of Science & Technology, Beijing University of Technology are dominant in this area. They take 11.70% of the total patent filing.
Hunan Sheng, China
Patent: 27
Jiangxi Sheng, China
Patent: 15
Beijing Shi, China
Patent: 11
Henan Sheng, China
Patent: 11
North China University of Science & Technology
Hebei Sheng, China
Patent: 10
Zhejiang Sheng, China
Patent: 8
Shanghai Shi, China
Patent: 8
Beijing Shi, China
Patent: 6
Jiangsu Sheng, China
Patent: 6
Shandong Sheng, China
Patent: 5