With the analysis among 39 patents, we discovered top 22 key players by total patent application. Hydril Co., Shell Internationale Research Maatschappij BV, Saudi Arabian Oil Co. are dominant in this area. They take 35.90% of the total patent filing.
Texas, United States
Patent: 6
Zuid-Holland, Netherlands
Patent: 5
Texas, United States
Patent: 3
Texas, United States
Patent: 3
Texas, United States
Patent: 2
New York, United States
Patent: 2
Texas, United States
Patent: 2
Zuid-Holland, Netherlands
Patent: 2
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With the analysis among related 14 patents applied in the last 5 years. We discover 9 most active companies in this area. The fast-growing Shell Internationale Research Maatschappij BV, Nabors Drilling Technologies USA, Inc., Shell Oil Co. take 71.43% of patent filing during this period.
Zuid-Holland, Netherlands
Patent: 5
Texas, United States
Patent: 3
Texas, United States
Patent: 2
Shanghai Shi, China
Patent: 1
Henan Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Hebei Sheng, China
Patent: 1
Texas, United States
Patent: 1
Virginia, United States
Patent: 1
With the analysis among related 14 patents in last 5 years, we discover 9 new entrants. Shell Internationale Research Maatschappij BV, Nabors Drilling Technologies USA, Inc., Shell Oil Co. are the most active new entrants in this area.
Zuid-Holland, Netherlands
Patent: 5
Texas, United States
Patent: 3
Texas, United States
Patent: 2
Shanghai Shi, China
Patent: 1
Henan Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Hebei Sheng, China
Patent: 1
Texas, United States
Patent: 1
Virginia, United States
Patent: 1
With the analysis among 2 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Shaanxi Sheng, China
Patent: 1