With the analysis among 103 patents, we discovered top 83 key players by total patent application. China National Petroleum Corp., LINDA AG, DIC Corp. are dominant in this area. They take 13.59% of the total patent filing.
Beijing Shi, China
Patent: 5
Nordrhein-Westfalen, Germany
Patent: 5
Hebei Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 3
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
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With the analysis among related 65 patents applied in the last 5 years. We discover 55 most active companies in this area. The fast-growing Xi'an Jiaotong University, China National Petroleum Corp., China Petroleum Pipeline Bureau Engineering Corp. take 20.00% of patent filing during this period.
Shaanxi Sheng, China
Patent: 5
Beijing Shi, China
Patent: 5
Hebei Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Zibo Tianrun Gas Co., Ltd.
Shandong Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Henan Sheng, China
Patent: 2
With the analysis among related 65 patents in last 5 years, we discover 53 new entrants. China National Petroleum Corp., China Petroleum Pipeline Bureau Engineering Corp., Tianjin Zhongyou Keyuan Petroleum Engineering Co.,Ltd are the most active new entrants in this area.
Beijing Shi, China
Patent: 5
Hebei Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Zibo Tianrun Gas Co., Ltd.
Shandong Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Henan Sheng, China
Patent: 2
With the analysis among 49 patents, we discovered top 19 universities and scientific research institutions by total patent application. Tianjin University of Commerce, Xi'an Jiaotong University, Tohoku University are dominant in this area. They take 36.73% of the total patent filing.
Tianjin Shi, China
Patent: 9
Shaanxi Sheng, China
Patent: 6
Miyagi-ken, Japan
Patent: 3
Zhejiang Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Washington, United States
Patent: 1
Shandong Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1