With the analysis among 7,440 patents, we discovered top 460 key players by total patent application. China Railway Siyuan Survey & Design Group Co., Ltd., Shandong Shengwei Yuanlin Technology Co. Ltd., China Railway Eryuan Engineering Group Co., Ltd. are dominant in this area. They take 1.83% of the total patent filing.
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 56
Shandong Shengwei Yuanlin Technology Co. Ltd.
Shandong Sheng, China
Patent: 40
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 40
State Grid Corp. of China
Beijing Shi, China
Patent: 39
China MCC 20 Group Co., Ltd.
Shanghai Shi, China
Patent: 37
Weifang Yourong Industrial Co., Ltd.
Shandong Sheng, China
Patent: 37
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 31
Chinese Metallurgical Group Co., Ltd.
Anhui Sheng, China
Patent: 26
China First Metallurgical Construction Co., Ltd.
Hubei Sheng, China
Patent: 25
SGIDI Engineering Consulting (Group) Co. Ltd.
Shanghai Shi, China
Patent: 23
With the analysis among 7 patents, we discovered top 2 start-ups by total patent application.
Texas, United States
Patent: 6
Guangdong Sheng, China
Patent: 1
With the analysis among related 4,260 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Zhejiang University, China University of Geosciences Beijing, Hohai University take 1.90% of patent filing during this period.
Zhejiang Sheng, China
Patent: 29
China University of Geosciences Beijing
Hubei Sheng, China
Patent: 27
Jiangsu Sheng, China
Patent: 25
Tianjin Eco-city Government Landscape Co., Ltd.
Tianjin Shi, China
Patent: 20
Kunming University of Science & Technology
Yunnan Sheng, China
Patent: 18
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 17
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 17
Shandong Sheng, China
Patent: 17
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 17
Jiangsu Sheng, China
Patent: 15
With the analysis among related 4,260 patents in last 5 years, we discover 231 new entrants. Tianjin Eco-city Government Landscape Co., Ltd., China Road & Bridge Engineering Co. Ltd., Guangdong Transportation Planning and Design Research Institute Group Co., Ltd. are the most active new entrants in this area.
Tianjin Eco-city Government Landscape Co., Ltd.
Tianjin Shi, China
Patent: 20
China Road & Bridge Engineering Co. Ltd.
Beijing Shi, China
Patent: 10
Guangdong Transportation Planning and Design Research Institute Group Co., Ltd.
Guangdong Sheng, China
Patent: 8
Lanzhou Engineering & Res Inst of Nonfer Metallurgy Co Ltd
Gansu Sheng, China
Patent: 8
China Communications 2nd Navigational Bureau 2nd Engineering
Chongqing Shi, China
Patent: 7
Xuzhou University of Technology
Jiangsu Sheng, China
Patent: 7
SHANDONG HANLIN SOLAR ENERGY CO.,LTD.
Shandong Sheng, China
Patent: 7
Anhui Highway Bridge Engineering Co. Ltd.
Anhui Sheng, China
Patent: 6
Jurong Jingchang Ecological Agriculture Co., Ltd.
Jiangsu Sheng, China
Patent: 6
China Road & Bridge Corp.
Beijing Shi, China
Patent: 6
With the analysis among 3,265 patents, we discovered top 236 universities and scientific research institutions by total patent application. Hohai University, Zhejiang University, Southeast University are dominant in this area. They take 5.94% of the total patent filing.
Jiangsu Sheng, China
Patent: 75
Zhejiang Sheng, China
Patent: 68
Jiangsu Sheng, China
Patent: 51
Sichuan Agricultural University
Sichuan Sheng, China
Patent: 41
Shandong Sheng, China
Patent: 39
China University of Geosciences Beijing
Hubei Sheng, China
Patent: 38
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 37
Tianjin Shi, China
Patent: 36
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 34
Shanghai Shi, China
Patent: 33