With the analysis among 1,863 patents, we discovered top 489 key players by total patent application. China Petroleum & Chemical Corp., PetroChina Co., Ltd., State Grid Corp. of China are dominant in this area. They take 2.20% of the total patent filing.
Beijing Shi, China
Patent: 14
Beijing Shi, China
Patent: 14
Beijing Shi, China
Patent: 13
Guangdong Sheng, China
Patent: 11
Hubei Sheng, China
Patent: 7
With the analysis among 2 patents, we discovered top 1 start-ups by total patent application.
Guangdong Sheng, China
Patent: 2
With the analysis among related 1,097 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., Foshan University, Huangshi Dongbei Compressor Co., Ltd. take 1.82% of patent filing during this period.
Beijing Shi, China
Patent: 9
Guangdong Sheng, China
Patent: 6
Hubei Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
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Patent: 4
Henan Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 3
With the analysis among related 1,097 patents in last 5 years, we discover 454 new entrants. Foshan University, Zhejiang University of Technology, Institute of General Engineering, China Academy of Engineering Physics are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
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Patent: 4
Henan Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
With the analysis among 496 patents, we discovered top 163 universities and scientific research institutions by total patent application. Zhejiang University, China University of Petroleum (East China), Hohai University are dominant in this area. They take 5.44% of the total patent filing.
Zhejiang Sheng, China
Patent: 15
Shandong Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 6
Hubei Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
Anhui Sheng, China
Patent: 5
Guizhou Sheng, China
Patent: 5
Tianjin Shi, China
Patent: 5
Shandong Sheng, China
Patent: 4