With the analysis among 151 patents, we discovered top 133 key players by total patent application. State Grid Corp. of China, China National Petroleum Corp., PetroChina Co., Ltd. are dominant in this area. They take 10.60% of the total patent filing.
Beijing Shi, China
Patent: 7
Beijing Shi, China
Patent: 5
Beijing Shi, China
Patent: 4
China Petroleum Logging Co. Ltd.
Shaanxi Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
Texas, United States
Patent: 3
NARI Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 2
China Oilfield Services Ltd.
Tianjin Shi, China
Patent: 2
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With the analysis among related 127 patents applied in the last 5 years. We discover 124 most active companies in this area. The fast-growing Tianjin University, State Grid Corp. of China, Xiangtan University take 12.60% of patent filing during this period.
Tianjin Shi, China
Patent: 6
Beijing Shi, China
Patent: 6
Hunan Sheng, China
Patent: 4
Honghe Power Supply Bureau of Yunnan Power Grid Co., Ltd.
Yunnan Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Tianjin Institute of Water Transport Engineering, Ministry of Transport
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Patent: 3
Beijing Shi, China
Patent: 3
Hubei Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
China Oilfield Services Ltd.
Tianjin Shi, China
Patent: 2
With the analysis among related 127 patents in last 5 years, we discover 111 new entrants. Tianjin University, Xiangtan University, Honghe Power Supply Bureau of Yunnan Power Grid Co., Ltd. are the most active new entrants in this area.
Tianjin Shi, China
Patent: 6
Hunan Sheng, China
Patent: 4
Honghe Power Supply Bureau of Yunnan Power Grid Co., Ltd.
Yunnan Sheng, China
Patent: 3
Tianjin Institute of Water Transport Engineering, Ministry of Transport
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Patent: 3
Hubei Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
China Oilfield Services Ltd.
Tianjin Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Hubei Sanhe Intelligent Technology Co., Ltd.
Hubei Sheng, China
Patent: 2
With the analysis among 90 patents, we discovered top 40 universities and scientific research institutions by total patent application. Tianjin University, Kunming University of Science & Technology, China University of Petroleum (East China) are dominant in this area. They take 16.67% of the total patent filing.
Tianjin Shi, China
Patent: 6
Yunnan Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 4
Hunan Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Shandong Sheng, China
Patent: 2