With the analysis among 83 patents, we discovered top 58 key players by total patent application. Powerchina Huadong Engineering Corp. Ltd., Powerchina Chengdu Engineering Corp. Ltd., Beijing Zhongmei Mine Engineering Co., Ltd. are dominant in this area. They take 28.92% of the total patent filing.
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 14
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 5
Beijing Zhongmei Mine Engineering Co., Ltd.
Beijing Shi, China
Patent: 5
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 4
ChangJiang Survey, Planning, Design and Research Co., Ltd
Hubei Sheng, China
Patent: 3
Yellow River Reconnaissance Planning & Design Co. Ltd.
Henan Sheng, China
Patent: 2
North China Engineering Investigation Institute Co. Ltd.
Hebei Sheng, China
Patent: 2
Zhong Tie Er Ju Di Yi Gong Cheng You Xian Gong Si
Guizhou Sheng, China
Patent: 2
Powerchina Guiyang Engineering Corp. Ltd.
Guizhou Sheng, China
Patent: 2
Changsha Mine Research Institute Co., Ltd.
Hunan Sheng, China
Patent: 2
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With the analysis among related 60 patents applied in the last 5 years. We discover 44 most active companies in this area. The fast-growing China University of Mining & Technology, Powerchina Huadong Engineering Corp. Ltd., Powerchina Chengdu Engineering Corp. Ltd. take 33.33% of patent filing during this period.
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 8
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 7
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 5
Beijing Zhongmei Mine Engineering Co., Ltd.
Beijing Shi, China
Patent: 5
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 3
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 3
Changsha Mine Research Institute Co., Ltd.
Hunan Sheng, China
Patent: 2
Yellow River Reconnaissance Planning & Design Co. Ltd.
Henan Sheng, China
Patent: 2
China Railway Fourth Institute Group Engineering Construction Co., Ltd.
Hubei Sheng, China
Patent: 2
Hangzhou Ganghang Engineering Co.
Zhejiang Sheng, China
Patent: 1
With the analysis among related 60 patents in last 5 years, we discover 38 new entrants. Powerchina Chengdu Engineering Corp. Ltd., Beijing Zhongmei Mine Engineering Co., Ltd., China University of Mining & Technology (Beijing) are the most active new entrants in this area.
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 5
Beijing Zhongmei Mine Engineering Co., Ltd.
Beijing Shi, China
Patent: 5
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 3
Changsha Mine Research Institute Co., Ltd.
Hunan Sheng, China
Patent: 2
Yellow River Reconnaissance Planning & Design Co. Ltd.
Henan Sheng, China
Patent: 2
China Railway Fourth Institute Group Engineering Construction Co., Ltd.
Hubei Sheng, China
Patent: 2
Hangzhou Ganghang Engineering Co.
Zhejiang Sheng, China
Patent: 1
Beijing Dadi Hi-Tech Geological Exploration Co., Ltd.
Beijing Shi, China
Patent: 1
Zhongyan Technology Co., Ltd.
Beijing Shi, China
Patent: 1
Cccc First Aviation Bureau Third Engineering Co Ltd.
Liaoning Sheng, China
Patent: 1
With the analysis among 29 patents, we discovered top 11 universities and scientific research institutions by total patent application. China University of Mining & Technology, University of New Hampshire, China University of Mining & Technology (Beijing) are dominant in this area. They take 55.17% of the total patent filing.
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 10
University of New Hampshire
New Hampshire, United States
Patent: 3
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 3
Shandong Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Fujian University of Technology
Fujian Sheng, China
Patent: 1
Anhui University of Science & Technology
Anhui Sheng, China
Patent: 1
Chongqing Jiaotong University
Chongqing Shi, China
Patent: 1
Qingdao University of Technology
Shandong Sheng, China
Patent: 1