With the analysis among 270 patents, we discovered top 154 key players by total patent application. Halliburton Energy Services, Inc., AGIP SpA, Amedeo Nappi SpA are dominant in this area. They take 13.70% of the total patent filing.
Texas, United States
Patent: 13
FLORENCE, Italy
Patent: 12
Zuid-Holland, Netherlands
Patent: 8
Michigan, United States
Patent: 6
Beijing Shi, China
Patent: 5
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
Virginia, United States
Patent: 1
With the analysis among related 38 patents applied in the last 5 years. We discover 38 most active companies in this area. The fast-growing Denka Corp., PetroChina Co., Ltd., China National Offshore Oil Corp. take 15.79% of patent filing during this period.
New York, United States
Patent: 2
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Shanxi Sheng, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
With the analysis among related 38 patents in last 5 years, we discover 31 new entrants. China National Offshore Oil Corp., North University of China, Shanxi Yize Paint Co., Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 2
Shanxi Sheng, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
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Patent: 1
With the analysis among 29 patents, we discovered top 14 universities and scientific research institutions by total patent application. Southwest Petroleum University, China University of Petroleum (East China), Wuhan University of Technology are dominant in this area. They take 31.03% of the total patent filing.
Sichuan Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Taiwan Province, China
Patent: 1
Anhui Sheng, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1