With the analysis among 408 patents, we discovered top 215 key players by total patent application. Samsung Electronics Co., Ltd., PetroChina Co., Ltd., China Petroleum & Chemical Corp. are dominant in this area. They take 19.36% of the total patent filing.
Beijing Shi, China
Patent: 28
Beijing Shi, China
Patent: 22
Chungcheongnam-do, South Korea
Patent: 11
Gyeonggi-do, South Korea
Patent: 7
Brussels Hoofdstedelijk Gewest, Belgium
Patent: 5
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With the analysis among related 106 patents applied in the last 5 years. We discover 81 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., PetroChina Co., Ltd., Southwest Petroleum University take 18.87% of patent filing during this period.
Beijing Shi, China
Patent: 10
Beijing Shi, China
Patent: 6
Sichuan Sheng, China
Patent: 4
Chongqing Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
China Railway Construction Shandong Jixu Expressway Jiyu Co., Ltd.
Shandong Sheng, China
Patent: 2
With the analysis among related 106 patents in last 5 years, we discover 62 new entrants. Chongqing University of Science and Technology, Dalian University of Technology, China Railway Construction Shandong Jixu Expressway Jiyu Co., Ltd. are the most active new entrants in this area.
Chongqing Shi, China
Patent: 3
Liaoning Sheng, China
Patent: 3
China Railway Construction Shandong Jixu Expressway Jiyu Co., Ltd.
Shandong Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Henan Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Liaoning Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
With the analysis among 161 patents, we discovered top 41 universities and scientific research institutions by total patent application. Southwest Petroleum University, China Petroleum University Beijing, China University of Petroleum (East China) are dominant in this area. They take 21.12% of the total patent filing.
Sichuan Sheng, China
Patent: 14
Beijing Shi, China
Patent: 7
Shandong Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 5
Beijing Shi, China
Patent: 5
Wyoming, United States
Patent: 4
Zhejiang Sheng, China
Patent: 4
Hunan Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 3