With the analysis among 137 patents, we discovered top 97 key players by total patent application. PetroChina Co., Ltd., Hunan Qiu Zeyou Patent Strategy Planning Co., Ltd., Baker Hughes, Inc. are dominant in this area. They take 10.95% of the total patent filing.
Beijing Shi, China
Patent: 5
Hunan Sheng, China
Patent: 5
Texas, United States
Patent: 5
Shandong Sheng, China
Patent: 4
Fujian Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Gansu Sheng, China
Patent: 3
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With the analysis among related 129 patents applied in the last 5 years. We discover 73 most active companies in this area. The fast-growing Tianjin Chengjian University, Wuhan Institute of Geotechnical Mechanics, Chinese Academy of Sciences, Shandong University of Science & Technology take 30.23% of patent filing during this period.
Tianjin Shi, China
Patent: 17
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Patent: 13
Shandong Sheng, China
Patent: 9
Hunan Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 4
Hunan Sheng, China
Patent: 4
Anhui Tunnel Intelligent Technology Co., Ltd.
Anhui Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
With the analysis among related 129 patents in last 5 years, we discover 49 new entrants. Qingdao University of Technology, Yanzhou Coal Industry Co., Ltd., North Eastern University are the most active new entrants in this area.
Shandong Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 4
Anhui Tunnel Intelligent Technology Co., Ltd.
Anhui Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Beijing Shi, China
Patent: 2
Shandong Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
With the analysis among 228 patents, we discovered top 62 universities and scientific research institutions by total patent application. Tianjin Chengjian University, Shandong University of Science & Technology, Chongqing University are dominant in this area. They take 22.81% of the total patent filing.
Tianjin Shi, China
Patent: 20
Shandong Sheng, China
Patent: 14
Chongqing Shi, China
Patent: 11
Hunan Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 6
Shandong Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 5
EDINBURGH, United Kingdom
Patent: 5
Beijing Shi, China
Patent: 5
Beijing Shi, China
Patent: 5