With the analysis among 60 patents, we discovered top 48 key players by total patent application. Meta Platforms, Inc., China Railway Siyuan Survey & Design Group Co., Ltd., Wuhan China Star Optoelectronics Technology Co., Ltd. are dominant in this area. They take 25.00% of the total patent filing.
California, United States
Patent: 6
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 6
Wuhan China Star Optoelectronics Technology Co., Ltd.
Hubei Sheng, China
Patent: 3
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 2
State Grid Corp. of China
Beijing Shi, China
Patent: 2
China Railway Jianzhu Group Co., Ltd.
Beijing Shi, China
Patent: 2
Ningbo Communication Engineering Construction Group Co. Ltd.
Zhejiang Sheng, China
Patent: 2
Wu-Kowloon Railway Passenger Dedicated Line Hubei Co., Ltd.
Hubei Sheng, China
Patent: 2
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With the analysis among related 60 patents applied in the last 5 years. We discover 48 most active companies in this area. The fast-growing Southwest Jiaotong University, China Railway Siyuan Survey & Design Group Co., Ltd., Meta Platforms, Inc. take 21.67% of patent filing during this period.
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 5
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 4
California, United States
Patent: 4
Chinese Academy of Sciences, Chengdu Institute of Mountain Hazards and Environment, Ministry of Water Resources
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Patent: 3
Massachusetts Institute of Technology
Massachusetts, United States
Patent: 2
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 2
Ningbo Communication Engineering Construction Group Co. Ltd.
Zhejiang Sheng, China
Patent: 2
China Railway Jianzhu Group Co., Ltd.
Beijing Shi, China
Patent: 2
With the analysis among related 60 patents in last 5 years, we discover 40 new entrants. Southwest Jiaotong University, Chinese Academy of Sciences, Chengdu Institute of Mountain Hazards and Environment, Ministry of Water Resources, Massachusetts Institute of Technology are the most active new entrants in this area.
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 5
Chinese Academy of Sciences, Chengdu Institute of Mountain Hazards and Environment, Ministry of Water Resources
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Patent: 3
Massachusetts Institute of Technology
Massachusetts, United States
Patent: 2
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 2
Ningbo Communication Engineering Construction Group Co. Ltd.
Zhejiang Sheng, China
Patent: 2
China Railway Jianzhu Group Co., Ltd.
Beijing Shi, China
Patent: 2
Wu-Kowloon Railway Passenger Dedicated Line Hubei Co., Ltd.
Hubei Sheng, China
Patent: 2
Southwest Petroleum University
Sichuan Sheng, China
Patent: 2
Zhejiang Electric Power Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 1
With the analysis among 54 patents, we discovered top 25 universities and scientific research institutions by total patent application. Southwest Jiaotong University, Central South University, Shandong University of Science & Technology are dominant in this area. They take 20.37% of the total patent filing.
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 3
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 3
Massachusetts Institute of Technology
Massachusetts, United States
Patent: 2
Shanghai Shi, China
Patent: 2
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 2
Southwest Petroleum University
Sichuan Sheng, China
Patent: 2
Henan Polytechnic University
Henan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1
Beijing Jiaotong University
Beijing Shi, China
Patent: 1