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 Shi, China
Patent: 18
Beijing Shi, China
Patent: 12
Henan Sheng, China
Patent: 11
Heilongjiang Sheng, China
Patent: 11
Chongqing Shi, China
Patent: 10
Utah, United States
Patent: 8
Jiangsu Sheng, China
Patent: 7
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Patent: 7
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.
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
Jiangsu Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 3
Hepu Technology Development (Beijing) Co., Ltd.
Beijing Shi, China
Patent: 3
Anhui Sheng, China
Patent: 2
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Patent: 2
Beijing Shi, China
Patent: 2
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.
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
Jiangsu Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 3
Hepu Technology Development (Beijing) Co., Ltd.
Beijing Shi, China
Patent: 3
Anhui Sheng, China
Patent: 2
Manzhouli Mancharcoal Activated Carbon Co., Ltd.
Nei Mongol Zizhiqu, China
Patent: 2
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Patent: 2
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.
Shanxi Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 5
Jilin Sheng, China
Patent: 5
Liaoning Sheng, China
Patent: 4
Jilin Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2