With the analysis among 168 patents, we discovered top 146 key players by total patent application. China Oilfield Services Ltd., China National Offshore Oil Corp., EIDP, Inc. are dominant in this area. They take 11.90% of the total patent filing.
China Oilfield Services Ltd.
Tianjin Shi, China
Patent: 7
China National Offshore Oil Corp.
Beijing Shi, China
Patent: 7
Delaware, United States
Patent: 6
Minnesota, United States
Patent: 3
Shanxi Jiaoke Highway Kancha Design Yuan
Shanxi Sheng, China
Patent: 3
Wuxi Qianyou Engineering Consulting and Testing Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Datang Boiler and Pressure Vessel Inspection Center Co., Ltd.
Anhui Sheng, China
Patent: 3
China Datang Group Science and Technology Research Institute Co., Ltd. East China Electric Power Research Institute
Anhui Sheng, China
Patent: 3
Henan Sheng, China
Patent: 2
Senju Metal Industry Co., Ltd.
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With the analysis among related 182 patents applied in the last 5 years. We discover 163 most active companies in this area. The fast-growing Southwest Jiaotong University, Chang'an University, Wuxi Qianyou Engineering Consulting and Testing Co., Ltd. take 8.24% of patent filing during this period.
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 7
Shaanxi Sheng, China
Patent: 5
Wuxi Qianyou Engineering Consulting and Testing Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Shenyang Jianzhu University
Liaoning Sheng, China
Patent: 3
China Datang Group Science and Technology Research Institute Co., Ltd. East China Electric Power Research Institute
Anhui Sheng, China
Patent: 3
Datang Boiler and Pressure Vessel Inspection Center Co., Ltd.
Anhui Sheng, China
Patent: 3
Hebei University of Technology
Hebei Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Beijing University of Civil Engineering & Architecture
Beijing Shi, China
Patent: 2
China Academy of Launch Vehicle Technology
Beijing Shi, China
Patent: 2
With the analysis among related 182 patents in last 5 years, we discover 142 new entrants. Southwest Jiaotong University, Wuxi Qianyou Engineering Consulting and Testing Co., Ltd., China Datang Group Science and Technology Research Institute Co., Ltd. East China Electric Power Research Institute are the most active new entrants in this area.
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 7
Wuxi Qianyou Engineering Consulting and Testing Co., Ltd.
Jiangsu Sheng, China
Patent: 3
China Datang Group Science and Technology Research Institute Co., Ltd. East China Electric Power Research Institute
Anhui Sheng, China
Patent: 3
Datang Boiler and Pressure Vessel Inspection Center Co., Ltd.
Anhui Sheng, China
Patent: 3
Hebei University of Technology
Hebei Sheng, China
Patent: 2
Beijing University of Civil Engineering & Architecture
Beijing Shi, China
Patent: 2
China Academy of Launch Vehicle Technology
Beijing Shi, China
Patent: 2
Nantong Institute of Technology
Jiangsu Sheng, China
Patent: 2
He Fei Hong Meng Ji Xie Zhi Zao Ke Ji You Xian Gong Si
Anhui Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2
With the analysis among 178 patents, we discovered top 71 universities and scientific research institutions by total patent application. Institute of Geology & Geophysics, Chinese Academy of Sciences, Chang'an University, Southwest Jiaotong University are dominant in this area. They take 14.61% of the total patent filing.
Institute of Geology & Geophysics, Chinese Academy of Sciences
Beijing Shi, China
Patent: 11
Shaanxi Sheng, China
Patent: 8
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 7
Hefei University of Technology
Anhui Sheng, China
Patent: 4
Shenyang Jianzhu University
Liaoning Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
University of Science & Technology Beijing
Beijing Shi, China
Patent: 3
Chongqing Shi, China
Patent: 3