With the analysis among 1,116 patents, we discovered top 490 key players by total patent application. China Petroleum & Chemical Corp., China National Petroleum Corp., Medtronic, Inc. are dominant in this area. They take 4.03% of the total patent filing.
Beijing Shi, China
Patent: 18
Beijing Shi, China
Patent: 14
Minnesota, United States
Patent: 13
Beijing Shi, China
Patent: 9
Beijing Shi, China
Patent: 9
Sichuan Sheng, China
Patent: 9
Fujian Sheng, China
Patent: 9
Massachusetts, United States
Patent: 8
With the analysis among 2 patents, we discovered top 1 start-ups by total patent application.
Shanghai Shi, China
Patent: 2
With the analysis among related 662 patents applied in the last 5 years. We discover 485 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., China National Petroleum Corp., China Railway 12th Bureau Group Co., Ltd. take 3.02% of patent filing during this period.
Beijing Shi, China
Patent: 8
Beijing Shi, China
Patent: 7
Shanxi Sheng, China
Patent: 5
Beijing Shi, China
Patent: 5
Shanghai Shi, China
Patent: 5
Shandong Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Shanxi Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
With the analysis among related 662 patents in last 5 years, we discover 448 new entrants. China Railway 12th Bureau Group Co., Ltd., Mcc5 Group Shanghai Corp. Ltd., China University of Petroleum (East China) are the most active new entrants in this area.
Shanxi Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 5
Shandong Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 4
Shanxi Sheng, China
Patent: 4
China Architecture Northwest Design and Research Institute Co., Ltd.
Shaanxi Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 3
Sankt Gallen, Switzerland
Patent: 3
Beijing Shi, China
Patent: 3
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Patent: 3
With the analysis among 211 patents, we discovered top 76 universities and scientific research institutions by total patent application. Zhejiang University, Southwest Petroleum University, Xi'an Shiyou University are dominant in this area. They take 12.32% of the total patent filing.
Zhejiang Sheng, China
Patent: 9
Sichuan Sheng, China
Patent: 7
Shaanxi Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 3
Hubei Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Shandong Sheng, China
Patent: 3