With the analysis among 22 patents, we discovered top 21 key players by total patent application. PetroChina Co., Ltd., Jinan Rail Transit Group Co. Ltd., China Petroleum & Chemical Corp. are dominant in this area. They take 22.73% of the total patent filing.
Beijing Shi, China
Patent: 2
Jinan Rail Transit Group Co. Ltd.
Shandong Sheng, China
Patent: 2
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 1
Anhui Hengyuan Coal Industry & Electricity Power Co., Ltd.
Anhui Sheng, China
Patent: 1
China Construction Eighth Engineering Division Corp. Ltd.
Shanghai Shi, China
Patent: 1
China Railway Tunnel Bureau Group Co., Ltd.
Guangdong Sheng, China
Patent: 1
Wuhan Engineering Co. Ltd. of Crsg
Hubei Sheng, China
Patent: 1
CCCC Highway Consultants Co., Ltd.
Beijing Shi, China
Patent: 1
Hubei Tianli Construction Technology Co Ltd.
Hubei Sheng, China
Patent: 1
China Energy Engineering Group Guangdong Electric Power Design
Guangdong Sheng, China
Patent: 1
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With the analysis among related 59 patents applied in the last 5 years. We discover 46 most active companies in this area. The fast-growing Shandong University, Xinjiang University, Ocean University of China take 20.34% of patent filing during this period.
Shandong Sheng, China
Patent: 7
Xinjiang Uygur Zizhiqu, China
Patent: 3
Ocean University of China
Shandong Sheng, China
Patent: 2
Jinan Rail Transit Group Co. Ltd.
Shandong Sheng, China
Patent: 2
South China Sea Institute of Oceanology
Guangdong Sheng, China
Patent: 2
The Sixth Geological Brigade of Shandong Geological and Mineral Exploration and Development Bureau
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Patent: 2
Beijing Shi, China
Patent: 2
Southwest Petroleum University
Sichuan Sheng, China
Patent: 2
CCCC Highway Consultants Co., Ltd.
Beijing Shi, China
Patent: 1
Anhui Hengyuan Coal Industry & Electricity Power Co., Ltd.
Anhui Sheng, China
Patent: 1
With the analysis among related 59 patents in last 5 years, we discover 45 new entrants. Shandong University, Xinjiang University, Ocean University of China are the most active new entrants in this area.
Shandong Sheng, China
Patent: 7
Xinjiang Uygur Zizhiqu, China
Patent: 3
Ocean University of China
Shandong Sheng, China
Patent: 2
Jinan Rail Transit Group Co. Ltd.
Shandong Sheng, China
Patent: 2
The Sixth Geological Brigade of Shandong Geological and Mineral Exploration and Development Bureau
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Patent: 2
Beijing Shi, China
Patent: 2
Southwest Petroleum University
Sichuan Sheng, China
Patent: 2
CCCC Highway Consultants Co., Ltd.
Beijing Shi, China
Patent: 1
Anhui Hengyuan Coal Industry & Electricity Power Co., Ltd.
Anhui Sheng, China
Patent: 1
China Construction Eighth Bureau Development and Construction Co., Ltd.
Shandong Sheng, China
Patent: 1
With the analysis among 40 patents, we discovered top 14 universities and scientific research institutions by total patent application. Shandong University, Xinjiang University, South China Sea Institute of Oceanology are dominant in this area. They take 32.50% of the total patent filing.
Shandong Sheng, China
Patent: 7
Xinjiang Uygur Zizhiqu, China
Patent: 3
South China Sea Institute of Oceanology
Guangdong Sheng, China
Patent: 3
Ocean University of China
Shandong Sheng, China
Patent: 2
Southwest Petroleum University
Sichuan Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 1
Chengdu University of Technology
Sichuan Sheng, China
Patent: 1
Anhui University of Science & Technology
Anhui Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Henan Polytechnic University
Henan Sheng, China
Patent: 1