With the analysis among 245 patents, we discovered top 201 key players by total patent application. China Railway Siyuan Survey & Design Group Co., Ltd., Outokumpu Oyj, The Dow Chemical Co. are dominant in this area. They take 4.08% of the total patent filing.
Hubei Sheng, China
Patent: 4
Michigan, United States
Patent: 3
Shanghai Shi, China
Patent: 3
Okayama-ken, Japan
Patent: 3
Shaanxi Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 3
Hunan Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
With the analysis among related 70 patents applied in the last 5 years. We discover 74 most active companies in this area. The fast-growing Nanjing Res Inst of Surv, Map & Geotech Investig, Co., Ltd., Shijiazhuang Tiedao University, China Railway 12th Bureau Group 2nd Engineering Co., Ltd. take 8.57% of patent filing during this period.
Jiangsu Sheng, China
Patent: 2
Hebei Sheng, China
Patent: 2
Shanxi Sheng, China
Patent: 2
Guizhou Sheng, China
Patent: 2
Shanxi Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1
Chongqing Shi, China
Patent: 1
Hunan Sheng, China
Patent: 1
With the analysis among related 70 patents in last 5 years, we discover 62 new entrants. Nanjing Res Inst of Surv, Map & Geotech Investig, Co., Ltd., Shijiazhuang Tiedao University, China Railway 12th Bureau Group 2nd Engineering Co., Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 2
Hebei Sheng, China
Patent: 2
Shanxi Sheng, China
Patent: 2
Guizhou Sheng, China
Patent: 2
Shanxi Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1
Chongqing Shi, China
Patent: 1
Hunan Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among 111 patents, we discovered top 48 universities and scientific research institutions by total patent application. China University of Mining & Technology, Beijing Forestry University, Xi'an University of Science & Technology are dominant in this area. They take 18.02% of the total patent filing.
Jiangsu Sheng, China
Patent: 12
Beijing Shi, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Fujian Sheng, China
Patent: 3