With the analysis among 3,324 patents, we discovered top 477 key players by total patent application. China Railway Eryuan Engineering Group Co., Ltd., Toyota Motor Corp., Alps Alpine Co., Ltd. are dominant in this area. They take 3.88% of the total patent filing.
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 67
Tokyo-to, Japan
Patent: 31
Tokyo-to, Japan
Patent: 31
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 25
Tokyo-to, Japan
Patent: 24
New York, United States
Patent: 23
Noord-Holland, Netherlands
Patent: 19
Tokyo-to, Japan
Patent: 19
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 18
Baden-Württemberg, Germany
Patent: 17
With the analysis among 9 patents, we discovered top 5 start-ups by total patent application. Neutron Therapeutics, Inc., Metro Weather Co. Ltd., SZ DJI Technology Co., Ltd. are active in this area.
Neutron Therapeutics, Inc.
Massachusetts, United States
Patent: 3
SZ DJI Technology Co., Ltd.
Guangdong Sheng, China
Patent: 1
Shenzhen Chaowendao Intelligent Information Technology Co. L
Guangdong Sheng, China
Patent: 1
With the analysis among related 1,314 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Railway Eryuan Engineering Group Co., Ltd., Powerchina Huadong Engineering Corp. Ltd., China Railway First Survey & Design Institute Group Co., Ltd. take 5.94% of patent filing during this period.
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 50
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 15
China Railway First Survey & Design Institute Group Co., Ltd.
Shaanxi Sheng, China
Patent: 13
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 12
China Railway 18th Bureau Group Co., Ltd.
Tianjin Shi, China
Patent: 11
China Railway Fourth Institute Group Southwest Survey and Design Co., Ltd.
Yunnan Sheng, China
Patent: 11
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 11
Inner Mongolia Herun Environment Engineering Co., Ltd.
Nei Mongol Zizhiqu, China
Patent: 8
Land and Resources Exploration Center of Hebei Provincial Bureau of Geology and Mineral Resources
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Patent: 8
Changsha University of Science & Technology
Hunan Sheng, China
Patent: 7
With the analysis among related 1,314 patents in last 5 years, we discover 429 new entrants. China Railway Fourth Institute Group Southwest Survey and Design Co., Ltd., Inner Mongolia Herun Environment Engineering Co., Ltd., Land and Resources Exploration Center of Hebei Provincial Bureau of Geology and Mineral Resources are the most active new entrants in this area.
China Railway Fourth Institute Group Southwest Survey and Design Co., Ltd.
Yunnan Sheng, China
Patent: 11
Inner Mongolia Herun Environment Engineering Co., Ltd.
Nei Mongol Zizhiqu, China
Patent: 8
Land and Resources Exploration Center of Hebei Provincial Bureau of Geology and Mineral Resources
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Patent: 8
Changsha University of Science & Technology
Hunan Sheng, China
Patent: 7
China Energy Engineering Group Hunan Electric Power Design Ins
Hunan Sheng, China
Patent: 7
Zhejiang Communications Construction Group Co., Ltd.
Zhejiang Sheng, China
Patent: 7
Dalian Dituo Environmental Technology Co., Ltd.
Liaoning Sheng, China
Patent: 6
Shanghai Municipal Engineering Design Inst (Group) Co., Ltd.
Shanghai Shi, China
Patent: 6
Guizhou Transportation Plnng Survey & Design Academe Co., Ltd.
Guizhou Sheng, China
Patent: 6
Suzhou Gold Mantis Landscaping Landscape Co., Ltd.
Jiangsu Sheng, China
Patent: 6
With the analysis among 475 patents, we discovered top 118 universities and scientific research institutions by total patent application. Southwest Jiaotong University, China Three Gorges University, Chang'an University are dominant in this area. They take 7.58% of the total patent filing.
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 14
China Three Gorges University
Hubei Sheng, China
Patent: 12
Shaanxi Sheng, China
Patent: 9
Sichuan Sheng, China
Patent: 8
Changsha University of Science & Technology
Hunan Sheng, China
Patent: 7
Shaanxi Sheng, China
Patent: 7
Guizhou Sheng, China
Patent: 7
Jilin Sheng, China
Patent: 6
Hubei University of Technology
Hubei Sheng, China
Patent: 6
Beijing Forestry University
Beijing Shi, China
Patent: 6