With the analysis among 561 patents, we discovered top 289 key players by total patent application. Xian Research Inst of China Coal Tech & Eng Group Corp., Chongqing Research Inst of China Coal Tech & Eng Group Corp., Huainan Mining (Group) Co., Ltd. are dominant in this area. They take 15.51% of the total patent filing.
Xian Research Inst of China Coal Tech & Eng Group Corp.
Shaanxi Sheng, China
Patent: 43
Chongqing Research Inst of China Coal Tech & Eng Group Corp.
Chongqing Shi, China
Patent: 30
Huainan Mining (Group) Co., Ltd.
Anhui Sheng, China
Patent: 14
Shanxi Jincheng Anthracite Mining Group Co., Ltd.
Shanxi Sheng, China
Patent: 11
Noord-Holland, Netherlands
Patent: 7
Anhui Sheng, China
Patent: 7
Guizhou Panjiang Refined Coal Co., Ltd.
Guizhou Sheng, China
Patent: 6
Mei Tan Ke Xue Yan Jiu Zong Yuan Fu Shun Fen Yuan
Liaoning Sheng, China
Patent: 6
UCAR Carbon Technology LLC
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With the analysis among related 358 patents applied in the last 5 years. We discover 144 most active companies in this area. The fast-growing Henan Polytechnic University, China University of Mining & Technology, Xian Research Inst of China Coal Tech & Eng Group Corp. take 24.58% of patent filing during this period.
Henan Polytechnic University
Henan Sheng, China
Patent: 36
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 26
Xian Research Inst of China Coal Tech & Eng Group Corp.
Shaanxi Sheng, China
Patent: 26
Chongqing Research Inst of China Coal Tech & Eng Group Corp.
Chongqing Shi, China
Patent: 24
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 11
Chongqing Shi, China
Patent: 10
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 10
Hunan University of Science & Technology
Hunan Sheng, China
Patent: 10
Xi'an University of Science & Technology
Shaanxi Sheng, China
Patent: 9
North China Institute of Science & Technology
With the analysis among related 358 patents in last 5 years, we discover 104 new entrants. Huaibei Mining Co., Ltd., Xuzhou University of Technology, Shanxi Jinmei Group Technology Research Institute Co., Ltd. are the most active new entrants in this area.
Anhui Sheng, China
Patent: 7
Xuzhou University of Technology
Jiangsu Sheng, China
Patent: 6
Shanxi Jinmei Group Technology Research Institute Co., Ltd.
Shanxi Sheng, China
Patent: 5
China Coal Changjiang Geological Group Co. Ltd.
Jiangsu Sheng, China
Patent: 4
Shanghai Yiyou New Energy Technology Co., Ltd.
Shanghai Shi, China
Patent: 4
Shanxi Lu'an Group Yuwu Coal Industry Co., Ltd.
Shanxi Sheng, China
Patent: 4
Huaneng Coal Technology Research Co., Ltd.
Beijing Shi, China
Patent: 3
China Coal Science and Industry Mining Research Institute Co., Ltd.
Beijing Shi, China
Patent: 3
Huajin Coking Coal Co., Ltd.
Shanxi Sheng, China
Patent: 3
Shanxi Shan Mei Hancheng Mining Co. Ltd.
Shaanxi Sheng, China
Patent: 3
With the analysis among 434 patents, we discovered top 45 universities and scientific research institutions by total patent application. Changzhou University, Henan Polytechnic University, China University of Mining & Technology are dominant in this area. They take 49.31% of the total patent filing.
Jiangsu Sheng, China
Patent: 83
Henan Polytechnic University
Henan Sheng, China
Patent: 79
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 52
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 23
Chongqing Shi, China
Patent: 21
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 18
Anhui University of Science & Technology
Anhui Sheng, China
Patent: 13
Hunan University of Science & Technology
Hunan Sheng, China
Patent: 11
Xi'an University of Science & Technology
Shaanxi Sheng, China
Patent: 11
University of Science & Technology Beijing
Beijing Shi, China
Patent: 8