With the analysis among 630 patents, we discovered top 317 key players by total patent application. PetroChina Co., Ltd., China National Offshore Oil Corp., China National Petroleum Corp. are dominant in this area. They take 15.40% of the total patent filing.
Beijing Shi, China
Patent: 46
China National Offshore Oil Corp.
Beijing Shi, China
Patent: 29
China National Petroleum Corp.
Beijing Shi, China
Patent: 22
Offshore Oil Engineering Co., Ltd.
Tianjin Shi, China
Patent: 18
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 15
Tianjin Shi, China
Patent: 14
China Petroleum Engineering & Construction Corp.
Beijing Shi, China
Patent: 12
Baden-Württemberg, Germany
Patent: 11
Xi'an Changqing Sci-Tech Engineering Co. Ltd.
Shaanxi Sheng, China
Patent: 11
Suzhou Wright Valve Co., Ltd.
Jiangsu Sheng, China
Patent: 11
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With the analysis among related 298 patents applied in the last 5 years. We discover 168 most active companies in this area. The fast-growing PetroChina Co., Ltd., Southwest Petroleum University, China National Petroleum Corp. take 15.10% of patent filing during this period.
Beijing Shi, China
Patent: 19
Southwest Petroleum University
Sichuan Sheng, China
Patent: 13
China National Petroleum Corp.
Beijing Shi, China
Patent: 13
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 12
Suzhou Wright Valve Co., Ltd.
Jiangsu Sheng, China
Patent: 10
Offshore Oil Engineering Co., Ltd.
Tianjin Shi, China
Patent: 8
China National Offshore Oil Corp.
Beijing Shi, China
Patent: 8
China Oil & Gas Pipeline Network Corp.
Beijing Shi, China
Patent: 7
Shenyang Academy of Instrumentation Science Co. Ltd.
Liaoning Sheng, China
Patent: 6
Sinopec Southwest Oil & Gas Co
Sichuan Sheng, China
Patent: 6
With the analysis among related 298 patents in last 5 years, we discover 140 new entrants. Shenyang Academy of Instrumentation Science Co. Ltd., Zigong Zigao Valve Co., Ltd., Sinopec Pipeline Storage & Transportation Co. Ltd. are the most active new entrants in this area.
Shenyang Academy of Instrumentation Science Co. Ltd.
Liaoning Sheng, China
Patent: 6
Zigong Zigao Valve Co., Ltd.
Sichuan Sheng, China
Patent: 5
Sinopec Pipeline Storage & Transportation Co. Ltd.
Jiangsu Sheng, China
Patent: 5
Diamond Deep Sea Energy Technology R&D (Shanghai) Co., Ltd.
Shanghai Shi, China
Patent: 4
MSP/DRILEX (Shanghai) Co., Ltd.
Shanghai Shi, China
Patent: 4
SINOMACH SENSING TECHNOLOGY CO., LTD.
Liaoning Sheng, China
Patent: 4
CNOOC (Tianjin) Pipeline Engineering Technology Co., Ltd.
Tianjin Shi, China
Patent: 3
Shenyang Xinlian Petrochemical Equipment Co., Ltd.
Liaoning Sheng, China
Patent: 3
Luzhou Vocational & Technical College
Sichuan Sheng, China
Patent: 3
With the analysis among 74 patents, we discovered top 14 universities and scientific research institutions by total patent application. Southwest Petroleum University, China Petroleum University Beijing, China University of Petroleum (East China) are dominant in this area. They take 44.59% of the total patent filing.
Southwest Petroleum University
Sichuan Sheng, China
Patent: 22
China Petroleum University Beijing
Beijing Shi, China
Patent: 7
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Luzhou Vocational & Technical College
Sichuan Sheng, China
Patent: 3
BRISTOL, United Kingdom
Patent: 2
Hubei Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Dalian Maritime University
Liaoning Sheng, China
Patent: 1
Indian Institute of Technology Kanpur
Uttar Pradesh, India
Patent: 1