With the analysis among 641 patents, we discovered top 311 key players by total patent application. China Petroleum & Chemical Corp., PetroChina Co., Ltd., SINOPEC Engineering (Group) Co., Ltd. are dominant in this area. They take 12.64% of the total patent filing.
Beijing Shi, China
Patent: 40
Beijing Shi, China
Patent: 22
Beijing Shi, China
Patent: 19
Henan Sheng, China
Patent: 19
Illinois, United States
Patent: 13
Shandong Sheng, China
Patent: 13
Beijing Shi, China
Patent: 12
Texas, United States
Patent: 7
Zuid-Holland, Netherlands
Patent: 7
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With the analysis among related 354 patents applied in the last 5 years. We discover 209 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., PetroChina Co., Ltd., Sinopec Research Institute of Petroleum Processing take 12.43% of patent filing during this period.
Beijing Shi, China
Patent: 20
Beijing Shi, China
Patent: 12
Beijing Shi, China
Patent: 12
Beijing Shi, China
Patent: 10
Shandong Sheng, China
Patent: 10
Fujian Sheng, China
Patent: 7
Nanchang County Bayi Township Lubricating Grease Factory
Jiangxi Sheng, China
Patent: 6
Beijing Shi, China
Patent: 6
Jiangsu Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 4
With the analysis among related 354 patents in last 5 years, we discover 194 new entrants. Fuzhou University, Nanchang County Bayi Township Lubricating Grease Factory, Jiangsu Huaputech Petroleum Equipment Co., Ltd. are the most active new entrants in this area.
Fujian Sheng, China
Patent: 7
Nanchang County Bayi Township Lubricating Grease Factory
Jiangxi Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 4
Anhui Zhongpu Petroleum Energy Co. Ltd.
Anhui Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 3
Arizona, United States
Patent: 3
Jiangsu Sheng, China
Patent: 2
With the analysis among 150 patents, we discovered top 29 universities and scientific research institutions by total patent application. Sinopec Research Institute of Petroleum Processing, China University of Petroleum (East China), Fuzhou University are dominant in this area. They take 29.33% of the total patent filing.
Beijing Shi, China
Patent: 13
Shandong Sheng, China
Patent: 10
Fujian Sheng, China
Patent: 7
Sichuan Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2