With the analysis among 4,706 patents, we discovered top 474 key players by total patent application. Topcon Corp., Leica Geosystems AG, State Grid Corp. of China are dominant in this area. They take 5.46% of the total patent filing.
Tokyo-to, Japan
Patent: 106
Sankt Gallen, Switzerland
Patent: 96
State Grid Corp. of China
Beijing Shi, China
Patent: 55
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 43
California, United States
Patent: 37
Hudong-Zhonghua Shipbuilding Group Co., Ltd.
Shanghai Shi, China
Patent: 32
Chinese Metallurgical Group Co., Ltd.
Anhui Sheng, China
Patent: 31
Tokyo-to, Japan
Patent: 28
China Construction Eighth Engineering Division Corp. Ltd.
Shanghai Shi, China
Patent: 26
With the analysis among 2 patents, we discovered top 1 start-ups by total patent application.
Shanghai Guimu Robot Co., Ltd.
Shanghai Shi, China
Patent: 2
With the analysis among related 3,762 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Topcon Corp., China Railway Major Bridge Engineering Group Co., Ltd., Leica Geosystems AG take 3.16% of patent filing during this period.
Tokyo-to, Japan
Patent: 55
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 37
Sankt Gallen, Switzerland
Patent: 27
Chinese Metallurgical Group Co., Ltd.
Anhui Sheng, China
Patent: 23
State Grid Corp. of China
Beijing Shi, China
Patent: 23
Hudong-Zhonghua Shipbuilding Group Co., Ltd.
Shanghai Shi, China
Patent: 22
CCCC Second Harbor Engineering Bureau Co. Ltd.
Hubei Sheng, China
Patent: 18
CCCC First Harbor Engineering Co., Ltd.
Tianjin Shi, China
Patent: 18
Taiyuan Institute of China Coal Research Institute
Shanxi Sheng, China
Patent: 17
Shanxi Tiandi Coal Mining Machinery Co., Ltd.
Shanxi Sheng, China
Patent: 17
With the analysis among related 3,762 patents in last 5 years, we discover 320 new entrants. Shanxi Tiandi Coal Mining Machinery Co., Ltd., Taiyuan Institute of China Coal Research Institute, Baotou Iron & Steel (Group) Co. Ltd. are the most active new entrants in this area.
Shanxi Tiandi Coal Mining Machinery Co., Ltd.
Shanxi Sheng, China
Patent: 17
Taiyuan Institute of China Coal Research Institute
Shanxi Sheng, China
Patent: 17
Baotou Iron & Steel (Group) Co. Ltd.
Nei Mongol Zizhiqu, China
Patent: 14
Beijing LongRuan Technologies, Inc.
Beijing Shi, China
Patent: 12
China Railway Shanghai Engineering Bureau Group Huahai Engineering Co., Ltd.
Shanghai Shi, China
Patent: 11
China Railway Bridge Group Sixth Engineering Co., Ltd.
Hubei Sheng, China
Patent: 11
China Railway Tunnel Survey and Design Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 10
CCCC SHEC Fourth Engineering Co.,Ltd.
Anhui Sheng, China
Patent: 8
Hebei Tantu Survey and Design Co., Ltd.
Hebei Sheng, China
Patent: 8
With the analysis among 1,099 patents, we discovered top 193 universities and scientific research institutions by total patent application. Xi'an University of Science & Technology, Chang'an University, Beijing Forestry University are dominant in this area. They take 8.19% of the total patent filing.
Xi'an University of Science & Technology
Shaanxi Sheng, China
Patent: 32
Shaanxi Sheng, China
Patent: 30
Beijing Forestry University
Beijing Shi, China
Patent: 28
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 24
Hunan University of Science & Technology
Hunan Sheng, China
Patent: 22
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 18
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 18
Shanghai Shi, China
Patent: 17
Hubei Sheng, China
Patent: 16
Shandong Sheng, China
Patent: 15