With the analysis among 2,549 patents, we discovered top 460 key players by total patent application. China Railway Engineering Equipment Group Co., Ltd., Sandvik Mining & Construction Oy, China National Petroleum Corp. are dominant in this area. They take 12.32% of the total patent filing.
Henan Sheng, China
Patent: 152
Beijing Shi, China
Patent: 80
Beijing Shi, China
Patent: 72
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 70
Beijing Shi, China
Patent: 50
Guangdong Sheng, China
Patent: 46
Hunan Sheng, China
Patent: 45
Shandong Sheng, China
Patent: 45
Hubei Sheng, China
Patent: 44
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With the analysis among related 2,433 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Southwest Petroleum University, China Railway Engineering Equipment Group Co., Ltd., Wuhan Institute of Geotechnical Mechanics, Chinese Academy of Sciences take 16.03% of patent filing during this period.
Sichuan Sheng, China
Patent: 164
Henan Sheng, China
Patent: 150
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Patent: 76
Hunan Sheng, China
Patent: 55
Jiangsu Sheng, China
Patent: 49
Beijing Shi, China
Patent: 48
Shandong Sheng, China
Patent: 47
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 45
Beijing Shi, China
Patent: 44
Sichuan Sheng, China
Patent: 43
With the analysis among related 2,433 patents in last 5 years, we discover 359 new entrants. Sichuan Stone Hunter Longyu Technology Co., Ltd., Xiangtan University, China Railway Hi-tech Industry Corp. Ltd. are the most active new entrants in this area.
Sichuan Sheng, China
Patent: 43
Hunan Sheng, China
Patent: 24
Beijing Shi, China
Patent: 20
Beijing Shi, China
Patent: 19
Guangdong Sheng, China
Patent: 17
Anhui Sheng, China
Patent: 17
Anhui Sheng, China
Patent: 14
Guangxi Zhuangzu Zizhiqu, China
Patent: 14
Henan Sheng, China
Patent: 11
Sichuan Sheng, China
Patent: 10
With the analysis among 1,745 patents, we discovered top 123 universities and scientific research institutions by total patent application. Southwest Petroleum University, China University of Petroleum (East China), China University of Mining & Technology are dominant in this area. They take 26.82% of the total patent filing.
Sichuan Sheng, China
Patent: 295
Shandong Sheng, China
Patent: 91
Jiangsu Sheng, China
Patent: 81
Beijing Shi, China
Patent: 79
Hunan Sheng, China
Patent: 68
Sichuan Sheng, China
Patent: 40
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 39
Jilin Sheng, China
Patent: 38
Shandong Sheng, China
Patent: 34
Hubei Sheng, China
Patent: 29