With the analysis among 737 patents, we discovered top 394 key players by total patent application. Beijing Haixin Energy Technology Co., Ltd., China Petroleum & Chemical Corp., Ensyn Renewables Inc are dominant in this area. They take 5.56% of the total patent filing.
Beijing Haixin Energy Technology Co., Ltd.
Beijing Shi, China
Patent: 18
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 12
Sinopec Luoyang Petrochemical Engineering Corp.
Henan Sheng, China
Patent: 11
China Coal Heilongjiang Coal Chemical Co., Ltd.
Heilongjiang Sheng, China
Patent: 11
Shenwu Technology Group Co., Ltd.
Chongqing Shi, China
Patent: 10
Utah, United States
Patent: 8
Jiangsu Pengfei Group Co., Ltd.
Jiangsu Sheng, China
Patent: 7
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Patent: 7
China Tobacco Zhejiang Industrial Co., Ltd.
Zhejiang Sheng, China
Patent: 7
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With the analysis among related 221 patents applied in the last 5 years. We discover 162 most active companies in this area. The fast-growing Hepu Energy Environmental Technology Co., Ltd., Liulin County Tiancheng Xinyu Environmental Protection Technology Co., Ltd., Acre Coking & Refractory Engineering Consulting (Dalian) take 4.52% of patent filing during this period.
Hepu Energy Environmental Technology Co., Ltd.
Beijing Shi, China
Patent: 4
Liulin County Tiancheng Xinyu Environmental Protection Technology Co., Ltd.
Shanxi Sheng, China
Patent: 3
Acre Coking & Refractory Engineering Consulting (Dalian)
Liaoning Sheng, China
Patent: 3
Wuxi Yien Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Chongqing Furan Technology Co., Ltd.
Chongqing Shi, China
Patent: 3
Hepu Technology Development (Beijing) Co., Ltd.
Beijing Shi, China
Patent: 3
Anhui Guofu Lubricant Industry Co., Ltd.
Anhui Sheng, China
Patent: 2
Shanxi Institute of Coal Chemistry, Chinese Academy of Sciences
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Patent: 2
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 2
Tangshan Leihao Energy Technology Equipment Co., Ltd.
Hebei Sheng, China
Patent: 2
With the analysis among related 221 patents in last 5 years, we discover 138 new entrants. Hepu Energy Environmental Technology Co., Ltd., Liulin County Tiancheng Xinyu Environmental Protection Technology Co., Ltd., Acre Coking & Refractory Engineering Consulting (Dalian) are the most active new entrants in this area.
Hepu Energy Environmental Technology Co., Ltd.
Beijing Shi, China
Patent: 4
Liulin County Tiancheng Xinyu Environmental Protection Technology Co., Ltd.
Shanxi Sheng, China
Patent: 3
Acre Coking & Refractory Engineering Consulting (Dalian)
Liaoning Sheng, China
Patent: 3
Wuxi Yien Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Chongqing Furan Technology Co., Ltd.
Chongqing Shi, China
Patent: 3
Hepu Technology Development (Beijing) Co., Ltd.
Beijing Shi, China
Patent: 3
Anhui Guofu Lubricant Industry Co., Ltd.
Anhui Sheng, China
Patent: 2
Manzhouli Mancharcoal Activated Carbon Co., Ltd.
Nei Mongol Zizhiqu, China
Patent: 2
Heilongjiang Fisheries Research Institute, Chinese Academy of Fishery Sciences
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Patent: 2
Shanghai Heyuan Environmental Protection Group Co., Ltd.
Shanghai Shi, China
Patent: 2
With the analysis among 116 patents, we discovered top 39 universities and scientific research institutions by total patent application. Taiyuan University of Technology, Chang'an University, Xi'an University of Architecture & Technology are dominant in this area. They take 14.66% of the total patent filing.
Taiyuan University of Technology
Shanxi Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 6
Xi'an University of Architecture & Technology
Shaanxi Sheng, China
Patent: 5
Northeast Electric Power University
Jilin Sheng, China
Patent: 5
Liaoning Sheng, China
Patent: 4
Jilin Sheng, China
Patent: 3
University of Science & Technology Liaoning
Liaoning Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 2
South China University of Technology
Guangdong Sheng, China
Patent: 2
North China Electric Power University
Beijing Shi, China
Patent: 2