With the analysis among 2,472 patents, we discovered top 489 key players by total patent application. China National Petroleum Corp., DAEWOO SHIPBUILDING & MARINE ENGINEERING Co., Ltd., Nabors Drilling Technologies USA, Inc. are dominant in this area. They take 8.70% of the total patent filing.
Beijing Shi, China
Patent: 81
Texas, United States
Patent: 61
Zuid-Holland, Netherlands
Patent: 58
Texas, United States
Patent: 57
Sichuan Sheng, China
Patent: 52
Shaanxi Sheng, China
Patent: 52
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 39
Vest-Agder, Norway
Patent: 30
Beijing Shi, China
Patent: 29
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
California, United States
Patent: 1
With the analysis among related 1,129 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Sichuan Honghua Petroleum Equipment Co. Ltd., China National Petroleum Corp., Sinopec Petroleum Engineering Technology Service Co. Ltd. take 10.81% of patent filing during this period.
Sichuan Sheng, China
Patent: 45
Beijing Shi, China
Patent: 43
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 34
Texas, United States
Patent: 30
Shaanxi Sheng, China
Patent: 22
Vest-Agder, Norway
Patent: 21
Shandong Sheng, China
Patent: 20
Texas, United States
Patent: 20
Shaanxi Sheng, China
Patent: 19
Shandong Sheng, China
Patent: 17
With the analysis among related 1,129 patents in last 5 years, we discover 407 new entrants. Xi'an Shiyou University, Beijing Jiejiexi Petroleum Equipment Co., Ltd., Shengli Oilfield Shengji Petroluem Equipment Co. Ltd. are the most active new entrants in this area.
Shaanxi Sheng, China
Patent: 11
Beijing Shi, China
Patent: 9
Shandong Sheng, China
Patent: 8
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Patent: 6
Shandong Sheng, China
Patent: 6
Henan Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Rogaland, Norway
Patent: 5
Shandong Sheng, China
Patent: 5
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Patent: 5
With the analysis among 152 patents, we discovered top 32 universities and scientific research institutions by total patent application. Southwest Petroleum University, Xi'an Shiyou University, China University of Petroleum (East China) are dominant in this area. They take 39.47% of the total patent filing.
Sichuan Sheng, China
Patent: 11
Shaanxi Sheng, China
Patent: 11
Shandong Sheng, China
Patent: 8
Jilin Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
Shandong Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Hubei Sheng, China
Patent: 2