With the analysis among 303 patents, we discovered top 117 key players by total patent application. Proterial Ltd., Gunite EMI Corp., Tangshan Xinye Technology Co., Ltd. are dominant in this area. They take 10.23% of the total patent filing.
Chiba-ken, Japan
Patent: 13
Indiana, United States
Patent: 11
Tangshan Xinye Technology Co., Ltd.
Hebei Sheng, China
Patent: 7
Jinan Meide Casting Co. Ltd.
Shandong Sheng, China
Patent: 5
Michigan, United States
Patent: 4
Schaffhausen, Switzerland
Patent: 4
TANGSHAN FANGYUAN MALLEABLE STEEL CO.,LTD.
Hebei Sheng, China
Patent: 4
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With the analysis among related 51 patents applied in the last 5 years. We discover 30 most active companies in this area. The fast-growing Proterial Ltd., Tangshan Xinye Technology Co., Ltd., TANGSHAN FANGYUAN MALLEABLE STEEL CO.,LTD. take 33.33% of patent filing during this period.
Chiba-ken, Japan
Patent: 7
Tangshan Xinye Technology Co., Ltd.
Hebei Sheng, China
Patent: 6
TANGSHAN FANGYUAN MALLEABLE STEEL CO.,LTD.
Hebei Sheng, China
Patent: 4
Zhu Shi Hui She Bo Mai Li Cheng
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Patent: 2
Dalian Tielian Railway Equipment Manufacturing Co., Ltd.
Liaoning Sheng, China
Patent: 2
Qinhuangdao Shanhaiguan Public Works Equipment Co., Ltd.
Hebei Sheng, China
Patent: 2
Chifeng City Jianzhi Pipe Co.,Ltd
Nei Mongol Zizhiqu, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Taigu Simon Cast & Forging Co. Ltd.
Shanxi Sheng, China
Patent: 2
Jiangxi Teruihong Lighting Technology Co., Ltd.
Jiangxi Sheng, China
Patent: 1
With the analysis among related 51 patents in last 5 years, we discover 26 new entrants. TANGSHAN FANGYUAN MALLEABLE STEEL CO.,LTD., Zhu Shi Hui She Bo Mai Li Cheng, Dalian Tielian Railway Equipment Manufacturing Co., Ltd. are the most active new entrants in this area.
TANGSHAN FANGYUAN MALLEABLE STEEL CO.,LTD.
Hebei Sheng, China
Patent: 4
Zhu Shi Hui She Bo Mai Li Cheng
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Patent: 2
Dalian Tielian Railway Equipment Manufacturing Co., Ltd.
Liaoning Sheng, China
Patent: 2
Qinhuangdao Shanhaiguan Public Works Equipment Co., Ltd.
Hebei Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Taigu Simon Cast & Forging Co. Ltd.
Shanxi Sheng, China
Patent: 2
Jiangxi Teruihong Lighting Technology Co., Ltd.
Jiangxi Sheng, China
Patent: 1
Yongkang Manwei Machinery Manufacturing Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Zhenjiang Dongfeng Special Alloy Co. Ltd.
Jiangsu Sheng, China
Patent: 1
An Hui Long Shi Ji Xie Zhi Zao Gu Fen You Xian Gong Si
Anhui Sheng, China
Patent: 1
With the analysis among 15 patents, we discovered top 8 universities and scientific research institutions by total patent application. Kunming Institute of Technology, Changzhou University, Jilin University are dominant in this area. They take 40.00% of the total patent filing.
Kunming Institute of Technology
Yunnan Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jilin Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Dalian Maritime University
Liaoning Sheng, China
Patent: 1
Hebei University of Science & Technology
Hebei Sheng, China
Patent: 1
Shandong Jianzhu University
Shandong Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1