With the analysis among 330 patents, we discovered top 166 key players by total patent application. Sichuan Honghua Petroleum Equipment Co. Ltd., Baoji Oilfield Machinery Co. Ltd., Itrec BV are dominant in this area. They take 17.88% of the total patent filing.
Sichuan Sheng, China
Patent: 29
Shaanxi Sheng, China
Patent: 15
Zuid-Holland, Netherlands
Patent: 15
Beijing Shi, China
Patent: 13
Shaanxi Sheng, China
Patent: 10
Texas, United States
Patent: 8
Shandong Sheng, China
Patent: 8
Shanghai Shi, China
Patent: 8
Beijing Shi, China
Patent: 7
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With the analysis among related 138 patents applied in the last 5 years. We discover 70 most active companies in this area. The fast-growing Sichuan Honghua Petroleum Equipment Co. Ltd., ENSCO International, Inc., Jiangsu Chengchuang Intelligent Equipment Co., Ltd. take 27.54% of patent filing during this period.
Sichuan Sheng, China
Patent: 25
Texas, United States
Patent: 8
Jiangsu Sheng, China
Patent: 5
Shaanxi Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 5
Beijing Shi, China
Patent: 5
Shaanxi Sheng, China
Patent: 5
New Jersey, United States
Patent: 4
Texas, United States
Patent: 4
Hubei Sheng, China
Patent: 3
With the analysis among related 138 patents in last 5 years, we discover 49 new entrants. ENSCO International, Inc., Nabors Drilling Technologies USA, Inc., Rudong Advance Petroleum Machinery Manufacturing Co., Ltd. are the most active new entrants in this area.
Texas, United States
Patent: 8
Texas, United States
Patent: 4
Jiangsu Sheng, China
Patent: 3
Oklahoma, United States
Patent: 2
Shanghai Shi, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Ningxia Huizi Zizhiqu, China
Patent: 2
Shandong Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
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Patent: 2
With the analysis among 31 patents, we discovered top 8 universities and scientific research institutions by total patent application. Jilin University, Xi'an Shiyou University, China University of Petroleum (East China) are dominant in this area. They take 61.29% of the total patent filing.
Jilin Sheng, China
Patent: 13
Shaanxi Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1