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
Cameron International Corp.
Texas, United States
Patent: 33
Oil States Industries (UK) Ltd.
CITY OF SCOTLAND, United Kingdom
Patent: 30
Exxonmobil Upstream Research Co.
Texas, United States
Patent: 29
Baoji Oilfield Machinery Co. Ltd.
Shaanxi Sheng, China
Patent: 26
China National Petroleum Corp.
Beijing Shi, China
Patent: 24
Shell Internationale Research Maatschappij BV
Zuid-Holland, Netherlands
Patent: 18
Exxon Production Research Co.
Texas, United States
Patent: 18
DAEWOO SHIPBUILDING & MARINE ENGINEERING Co., Ltd.
China National Offshore Oil Corp.
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.
Kinetic Pressure Control Ltd.
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.
Jianhu Yongwei Valve Drilling Parts Co., Ltd.
Jiangsu Sheng, China
Patent: 12
Tianjin Shi, China
Patent: 9
Oil States Industries (UK) Ltd.
CITY OF SCOTLAND, United Kingdom
Patent: 8
Schlumberger Technology BV
Zuid-Holland, Netherlands
Patent: 7
CNOOC (China) Co., Ltd. Beijing Research Center
Beijing Shi, China
Patent: 7
Jiangsu Yongwei Offshore Equipment Co., Ltd.
Jiangsu Sheng, China
Patent: 7
China National Petroleum Corp.
Beijing Shi, China
Patent: 7
Schlumberger Technologies, Inc.
New Jersey, United States
Patent: 6
Texas, United States
Patent: 5
Kinetic Pressure Control Ltd.
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.
Jianhu Yongwei Valve Drilling Parts Co., Ltd.
Jiangsu Sheng, China
Patent: 12
Jiangsu Yongwei Offshore Equipment Co., Ltd.
Jiangsu Sheng, China
Patent: 7
Texas, United States
Patent: 5
Kinetic Pressure Control Ltd.
Texas, United States
Patent: 5
Hordaland, Norway
Patent: 4
NORFOLK, United Kingdom
Patent: 3
Oceaneering International, Inc.
Texas, United States
Patent: 2
Texas, United States
Patent: 2
Zhejiang Sheng, China
Patent: 2
Jiangyin Jianhe Steel Co., Ltd.
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.
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 13
Southwest Petroleum University
Sichuan Sheng, China
Patent: 12
China Petroleum University Beijing
Beijing Shi, China
Patent: 11
Shandong Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Hebei Sheng, China
Patent: 2
University of Science & Technology Beijing
Beijing Shi, China
Patent: 2
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 2
Ocean University of China
Shandong Sheng, China
Patent: 2
Zhejiang Ocean University
Zhejiang Sheng, China
Patent: 2