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.
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 4
Michigan, United States
Patent: 3
Shanghai Xiandai Architecture Design Group Co., Ltd.
Shanghai Shi, China
Patent: 3
Kobashi Industries Co. Ltd.
Okayama-ken, Japan
Patent: 3
CCCC First Highway Consultants Co., Ltd.
Shaanxi Sheng, China
Patent: 3
Shanghai Shenyuanyantu Engineering Co. Ltd.
Shanghai Shi, China
Patent: 3
Changsha Mine Research Institute Co., Ltd.
Hunan Sheng, China
Patent: 3
China Railway Eryuan Engineering Group Co., Ltd.
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.
Nanjing Res Inst of Surv, Map & Geotech Investig, Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Shijiazhuang Tiedao University
Hebei Sheng, China
Patent: 2
China Railway 12th Bureau Group 2nd Engineering Co., Ltd.
Shanxi Sheng, China
Patent: 2
MCC (Guizhou) Construction Investment Development Co., Ltd.
Guizhou Sheng, China
Patent: 2
China Railway 12th Bureau Group Co., Ltd.
Shanxi Sheng, China
Patent: 2
Changsha Mine Research Institute Co., Ltd.
Hunan Sheng, China
Patent: 1
Jiangmen Glory Faith PCB Co., Ltd.
Guangdong Sheng, China
Patent: 1
Zhong Jiao Yi Gong Ju Qiao Sui Gong Cheng You Xian Gong Si
Hunan Sheng, China
Patent: 1
Chongqing University of Science and Technology
Chongqing Shi, China
Patent: 1
China Nonferrous Metals Changsha Investigation & Design
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.
Nanjing Res Inst of Surv, Map & Geotech Investig, Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Shijiazhuang Tiedao University
Hebei Sheng, China
Patent: 2
China Railway 12th Bureau Group 2nd Engineering Co., Ltd.
Shanxi Sheng, China
Patent: 2
MCC (Guizhou) Construction Investment Development Co., Ltd.
Guizhou Sheng, China
Patent: 2
China Railway 12th Bureau Group Co., Ltd.
Shanxi Sheng, China
Patent: 2
Jiangmen Glory Faith PCB Co., Ltd.
Guangdong Sheng, China
Patent: 1
Zhong Jiao Yi Gong Ju Qiao Sui Gong Cheng You Xian Gong Si
Hunan Sheng, China
Patent: 1
Chongqing University of Science and Technology
Chongqing Shi, China
Patent: 1
China Nonferrous Metals Changsha Investigation & Design
Hunan Sheng, China
Patent: 1
Beijing Tianheng Construct Engineering Co. Ltd.
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.
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 12
Beijing Forestry University
Beijing Shi, China
Patent: 4
Xi'an University of Science & Technology
Shaanxi Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
Shandong University of Science & Technology
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