With the analysis among 1,193 patents, we discovered top 415 key players by total patent application. Vetco Gray, Inc., Cameron International Corp., Oil States Industries (UK) Ltd. are dominant in this area. They take 9.64% of the total patent filing.
Texas, United States
Patent: 52
Texas, United States
Patent: 33
CITY OF SCOTLAND, United Kingdom
Patent: 30
Texas, United States
Patent: 29
Shaanxi Sheng, China
Patent: 26
Beijing Shi, China
Patent: 24
Zuid-Holland, Netherlands
Patent: 18
Texas, United States
Patent: 18
Beijing Shi, China
Patent: 17
With the analysis among 9 patents, we discovered top 4 start-ups by total patent application. Kinetic Pressure Control Ltd., M-I LLC, Urban Monkey are active in this area.
Texas, United States
Patent: 5
Texas, United States
Patent: 2
Maharashtra, India
Patent: 1
Texas, United States
Patent: 1
With the analysis among related 210 patents applied in the last 5 years. We discover 124 most active companies in this area. The fast-growing Jianhu Yongwei Valve Drilling Parts Co., Ltd., CNOOC China Ltd., Oil States Industries (UK) Ltd. take 13.81% of patent filing during this period.
Jiangsu Sheng, China
Patent: 12
Tianjin Shi, China
Patent: 9
CITY OF SCOTLAND, United Kingdom
Patent: 8
Zuid-Holland, Netherlands
Patent: 7
Beijing Shi, China
Patent: 7
Jiangsu Sheng, China
Patent: 7
Beijing Shi, China
Patent: 7
New Jersey, United States
Patent: 6
Texas, United States
Patent: 5
Texas, United States
Patent: 5
With the analysis among related 210 patents in last 5 years, we discover 81 new entrants. Jianhu Yongwei Valve Drilling Parts Co., Ltd., Jiangsu Yongwei Offshore Equipment Co., Ltd., Kongsberg Maritime, Inc. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 12
Jiangsu Sheng, China
Patent: 7
Texas, United States
Patent: 5
Texas, United States
Patent: 5
Hordaland, Norway
Patent: 4
NORFOLK, United Kingdom
Patent: 3
Texas, United States
Patent: 2
Texas, United States
Patent: 2
Zhejiang Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
With the analysis among 109 patents, we discovered top 26 universities and scientific research institutions by total patent application. China University of Petroleum (East China), Southwest Petroleum University, China Petroleum University Beijing are dominant in this area. They take 33.03% of the total patent filing.
Shandong Sheng, China
Patent: 13
Sichuan Sheng, China
Patent: 12
Beijing Shi, China
Patent: 11
Shandong Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Hebei Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2