With the analysis among 530 patents, we discovered top 466 key players by total patent application. China Petroleum & Chemical Corp., Halliburton Energy Services, Inc., Akzo Nobel Chemicals International BV are dominant in this area. They take 7.74% of the total patent filing.
Beijing Shi, China
Patent: 15
Texas, United States
Patent: 14
Utrecht, Netherlands
Patent: 12
Beijing Shi, China
Patent: 8
Beijing Shi, China
Patent: 6
Texas, United States
Patent: 6
Jiangsu Sheng, China
Patent: 5
Liaoning Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
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With the analysis among related 576 patents applied in the last 5 years. We discover 490 most active companies in this area. The fast-growing Akzo Nobel Chemicals International BV, PetroChina Co., Ltd., Nanjing University of Technology take 4.69% of patent filing during this period.
Utrecht, Netherlands
Patent: 12
Beijing Shi, China
Patent: 8
Jiangsu Sheng, China
Patent: 7
Hunan Sheng, China
Patent: 7
Beijing Shi, China
Patent: 6
Texas, United States
Patent: 6
Beijing Shi, China
Patent: 6
Shandong Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Liaoning Sheng, China
Patent: 4
With the analysis among related 576 patents in last 5 years, we discover 466 new entrants. Akzo Nobel Chemicals International BV, PetroChina Co., Ltd., Nanjing University of Technology are the most active new entrants in this area.
Utrecht, Netherlands
Patent: 12
Beijing Shi, China
Patent: 8
Jiangsu Sheng, China
Patent: 7
Texas, United States
Patent: 6
Beijing Shi, China
Patent: 6
Shandong Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Liaoning Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
With the analysis among 228 patents, we discovered top 118 universities and scientific research institutions by total patent application. Central South University, Nanjing University of Technology, Shandong University are dominant in this area. They take 11.84% of the total patent filing.
Hunan Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 7
Shandong Sheng, China
Patent: 5
Yunnan Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3