With the analysis among 317 patents, we discovered top 156 key players by total patent application. Landmark Graphics Corp., Exogen, Inc., Superior Graphite Co. are dominant in this area. They take 33.44% of the total patent filing.
Texas, United States
Patent: 88
New Jersey, United States
Patent: 10
Illinois, United States
Patent: 8
Texas, United States
Patent: 5
Hertfordshire, United Kingdom
Patent: 3
Beijing Shi, China
Patent: 3
Gansu Sheng, China
Patent: 3
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With the analysis among related 67 patents applied in the last 5 years. We discover 55 most active companies in this area. The fast-growing Landmark Graphics Corp., Southwest Petroleum University, China Petroleum & Chemical Corp. take 19.40% of patent filing during this period.
Texas, United States
Patent: 6
Sichuan Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Taiwan Province, China
Patent: 3
Gansu Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
With the analysis among related 67 patents in last 5 years, we discover 51 new entrants. China Petroleum & Chemical Corp., Vallourec Oil & Gas France SAS, Kuching International Ltd are the most active new entrants in this area.
Beijing Shi, China
Patent: 3
Taiwan Province, China
Patent: 3
Gansu Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
With the analysis among 26 patents, we discovered top 8 universities and scientific research institutions by total patent application. Southwest Petroleum University, China Petroleum University Beijing, Jilin University are dominant in this area. They take 53.85% of the total patent filing.
Sichuan Sheng, China
Patent: 9
Beijing Shi, China
Patent: 2
Jilin Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1