With the analysis among 949 patents, we discovered top 231 key players by total patent application. Shenwu Technology Group Co., Ltd., Shanxi Xinli Energy Technology Co., Ltd., Henan Longcheng Coal Efficient Technology Application Co., Ltd. are dominant in this area. They take 23.39% of the total patent filing.
Chongqing Shi, China
Patent: 115
Shanxi Sheng, China
Patent: 67
Henan Sheng, China
Patent: 40
Shaanxi Sheng, China
Patent: 32
Beijing Shi, China
Patent: 23
Shaanxi Sheng, China
Patent: 22
Beijing Shi, China
Patent: 20
Shaanxi Sheng, China
Patent: 19
Shanghai Shi, China
Patent: 18
Shanxi Sheng, China
Patent: 17
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With the analysis among related 453 patents applied in the last 5 years. We discover 176 most active companies in this area. The fast-growing Shaanxi Dongxinyuan Chemical Industry Co. Ltd., Tsinghua University, Taiyuan University of Technology take 10.82% of patent filing during this period.
Shaanxi Sheng, China
Patent: 19
Beijing Shi, China
Patent: 16
Shanxi Sheng, China
Patent: 14
Shaanxi Sheng, China
Patent: 13
Shaanxi Sheng, China
Patent: 13
Xinjiang Uygur Zizhiqu, China
Patent: 12
Henan Sheng, China
Patent: 11
Jiangsu Sheng, China
Patent: 11
Shaanxi Sheng, China
Patent: 10
Shaanxi Sheng, China
Patent: 10
With the analysis among related 453 patents in last 5 years, we discover 120 new entrants. Shaanxi Dongxinyuan Chemical Industry Co. Ltd., Jiangsu Pengfei Group Co., Ltd., Hepu Energy Environmental Technology Co., Ltd. are the most active new entrants in this area.
Shaanxi Sheng, China
Patent: 19
Jiangsu Sheng, China
Patent: 11
Beijing Shi, China
Patent: 10
Hubei Sheng, China
Patent: 8
Shaanxi Sheng, China
Patent: 7
Shaanxi Sheng, China
Patent: 7
Shaanxi Sheng, China
Patent: 6
Nanyang Sanxin Chengda Chemical Technology Co., Ltd.
Henan Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Gansu Sheng, China
Patent: 5
With the analysis among 317 patents, we discovered top 54 universities and scientific research institutions by total patent application. Taiyuan University of Technology, Tsinghua University, Chang'an University are dominant in this area. They take 22.71% of the total patent filing.
Shanxi Sheng, China
Patent: 31
Beijing Shi, China
Patent: 20
Shaanxi Sheng, China
Patent: 16
Shaanxi Sheng, China
Patent: 15
Zhejiang Sheng, China
Patent: 13
Shaanxi Sheng, China
Patent: 13
Shaanxi Sheng, China
Patent: 13
Shaanxi Sheng, China
Patent: 10
Jiangsu Sheng, China
Patent: 8
Beijing Shi, China
Patent: 8