With the analysis among 103 patents, we discovered top 31 key players by total patent application. Halliburton Energy Services, Inc., Laitram LLC, Zhengzhou Wanlong Metallurgy Charging Co.,Ltd. are dominant in this area. They take 38.83% of the total patent filing.
Halliburton Energy Services, Inc.
Texas, United States
Patent: 30
South Carolina, United States
Patent: 6
Zhengzhou Wanlong Metallurgy Charging Co.,Ltd.
Henan Sheng, China
Patent: 4
Massachusetts, United States
Patent: 3
Idaho, United States
Patent: 3
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 3
Research Institute of Highway Ministry of Transport
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With the analysis among related 20 patents applied in the last 5 years. We discover 17 most active companies in this area. The fast-growing China Railway Eryuan Engineering Group Co., Ltd., Shandong Jianzhu University, Beijing University of Technology take 35.00% of patent filing during this period.
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 3
Shandong Jianzhu University
Shandong Sheng, China
Patent: 2
Beijing University of Technology
Beijing Shi, China
Patent: 2
Northwestern Polytechnical University
Shaanxi Sheng, China
Patent: 2
Cccc No 4 Engineering Co Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Research Institute of Highway Ministry of Transport
Jiangsu Sheng, China
Patent: 1
Shanghai Landscaping Construction Co., Ltd.
Shanghai Shi, China
Patent: 1
Hunan Sheng, China
Patent: 1
China Institute of Water Resources and Hydropower Research
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Patent: 1
With the analysis among related 20 patents in last 5 years, we discover 13 new entrants. China Railway Eryuan Engineering Group Co., Ltd., Shandong Jianzhu University, Beijing University of Technology are the most active new entrants in this area.
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 3
Shandong Jianzhu University
Shandong Sheng, China
Patent: 2
Beijing University of Technology
Beijing Shi, China
Patent: 2
Cccc No 4 Engineering Co Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Research Institute of Highway Ministry of Transport
Shanghai Landscaping Construction Co., Ltd.
Shanghai Shi, China
Patent: 1
Hunan Sheng, China
Patent: 1
Institute of Afforestation and Desertification Control, Xinjiang Academy of Forestry Sciences
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Patent: 1
China Shizheng Engineering Xibeisheji Research Yuan Co. Ltd.
Gansu Sheng, China
Patent: 1
Kunming University of Science & Technology
Yunnan Sheng, China
Patent: 1
With the analysis among 38 patents, we discovered top 14 universities and scientific research institutions by total patent application. Northwestern Polytechnical University, Qingdao University of Technology, Beijing University of Technology are dominant in this area. They take 28.95% of the total patent filing.
Northwestern Polytechnical University
Shaanxi Sheng, China
Patent: 5
Qingdao University of Technology
Shandong Sheng, China
Patent: 3
Beijing University of Technology
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Shandong Jianzhu University
Shandong Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 1
Hunan Sheng, China
Patent: 1
Zhejiang University of Technology
Zhejiang Sheng, China
Patent: 1
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 1