Search results for “Downhole safety valve” companies
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Key Players
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Innovation Intensity
With the analysis among 511 patents, we discovered top 134 key players by total patent application. Baker Hughes, Inc., China National Offshore Oil Corp., CNOOC China Ltd. are dominant in this area. They take 29.94% of the total patent filing.
Texas, United States
Patent: 59
Beijing Shi, China
Patent: 52
Tianjin Shi, China
Patent: 42
Georgia, United States
Patent: 26
Beijing Shi, China
Patent: 24
Beijing Shi, China
Patent: 19
Beijing Shi, China
Patent: 18
Beijing Shi, China
Patent: 16
Texas, United States
Patent: 13
Beijing Shi, China
Patent: 12
Startups & Unicorns
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Innovation Intensity
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
STARTUP
Texas, United States
Patent: 1
Fast-Growing
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Innovation in recent 5 years
With the analysis among related 175 patents applied in the last 5 years. We discover 76 most active companies in this area. The fast-growing CNOOC China Ltd., Top-Well Petroleum Technologies Co. Ltd., China National Offshore Oil Corp. take 25.71% of patent filing during this period.
Tianjin Shi, China
Patent: 17
Beijing Shi, China
Patent: 16
Beijing Shi, China
Patent: 12
Shandong Sheng, China
Patent: 11
Beijing Shi, China
Patent: 10
Guangdong Sheng, China
Patent: 9
Shanghai Shi, China
Patent: 8
Guangdong Sheng, China
Patent: 6
Rogaland, Norway
Patent: 5
Beijing Shi, China
Patent: 5
New Entrants
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Innovation in recent 5 years
With the analysis among related 175 patents in last 5 years, we discover 51 new entrants. Top-Well Petroleum Technologies Co. Ltd., Weiteli (Shenzhen) Fluid Engineering Co., Ltd., Diamond Deep Sea Energy Technology R&D (Shanghai) Co., Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 16
Guangdong Sheng, China
Patent: 9
Shanghai Shi, China
Patent: 8
Rogaland, Norway
Patent: 5
Shanghai Shi, China
Patent: 5
Shanghai Shi, China
Patent: 5
Buskerud, Norway
Patent: 3
Tianjin Shi, China
Patent: 3
Tianjin Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
Research Institutions
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Innovation Intensity
With the analysis among 68 patents, we discovered top 8 universities and scientific research institutions by total patent application. China University of Petroleum (East China), Southwest Petroleum University, Yangtze University are dominant in this area. They take 66.18% of the total patent filing.
Shandong Sheng, China
Patent: 21
Sichuan Sheng, China
Patent: 13
Hubei Sheng, China
Patent: 2
Shanxi Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Liaoning Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
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