With the analysis among 207 patents, we discovered top 167 key players by total patent application. Huadian Lanke Technology Co., Ltd., China Railway Tunnel Bureau Group Co., Ltd., China Railway Tunnel Group Erchu Co., Ltd. are dominant in this area. They take 17.87% of the total patent filing.
Huadian Lanke Technology Co., Ltd.
Beijing Shi, China
Patent: 27
China Railway Tunnel Bureau Group Co., Ltd.
Guangdong Sheng, China
Patent: 5
China Railway Tunnel Group Erchu Co., Ltd.
Hebei Sheng, China
Patent: 5
Hamburg, Germany
Patent: 4
China National Petroleum Corp.
Beijing Shi, China
Patent: 2
Miracle Automation Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 2
State Grid Corp. of China
Beijing Shi, China
Patent: 2
Xuanhua Iron & Steel Group Co. Ltd.
Hebei Sheng, China
Patent: 2
Zhejiang Chenlong Sawing Machine Co., Ltd.
Zhejiang Sheng, China
Patent: 2
Yantai Sanzhong Technology Co., Ltd.
Shandong Sheng, China
Patent: 2
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With the analysis among related 145 patents applied in the last 5 years. We discover 106 most active companies in this area. The fast-growing Huadian Lanke Technology Co., Ltd., China Railway Tunnel Group Erchu Co., Ltd., China Railway Tunnel Bureau Group Co., Ltd. take 25.52% of patent filing during this period.
Huadian Lanke Technology Co., Ltd.
Beijing Shi, China
Patent: 27
China Railway Tunnel Group Erchu Co., Ltd.
Hebei Sheng, China
Patent: 5
China Railway Tunnel Bureau Group Co., Ltd.
Guangdong Sheng, China
Patent: 5
Tianjin Engineering Machinery Research Institute
Tianjin Shi, China
Patent: 2
Emeishan City Lili Parking Technology Co., Ltd.
Sichuan Sheng, China
Patent: 2
China Railway Wuju Group the First Engineering Co., Ltd.
Hunan Sheng, China
Patent: 2
Xuanhua Iron & Steel Group Co. Ltd.
Hebei Sheng, China
Patent: 2
China Energy Engineering Group Shanxi Electric Power Engineeri
Shanxi Sheng, China
Patent: 2
Hunan Wuxin Formwork Co., Ltd.
Hunan Sheng, China
Patent: 2
Hamburg, Germany
Patent: 2
With the analysis among related 145 patents in last 5 years, we discover 102 new entrants. Huadian Lanke Technology Co., Ltd., China Railway Tunnel Group Erchu Co., Ltd., China Railway Tunnel Bureau Group Co., Ltd. are the most active new entrants in this area.
Huadian Lanke Technology Co., Ltd.
Beijing Shi, China
Patent: 27
China Railway Tunnel Group Erchu Co., Ltd.
Hebei Sheng, China
Patent: 5
China Railway Tunnel Bureau Group Co., Ltd.
Guangdong Sheng, China
Patent: 5
Tianjin Engineering Machinery Research Institute
Tianjin Shi, China
Patent: 2
Emeishan City Lili Parking Technology Co., Ltd.
Sichuan Sheng, China
Patent: 2
China Railway Wuju Group the First Engineering Co., Ltd.
Hunan Sheng, China
Patent: 2
Xuanhua Iron & Steel Group Co. Ltd.
Hebei Sheng, China
Patent: 2
China Energy Engineering Group Shanxi Electric Power Engineeri
Shanxi Sheng, China
Patent: 2
Hunan Wuxin Formwork Co., Ltd.
Hunan Sheng, China
Patent: 2
Wuhan University of Engineering Science and Technology
Hubei Sheng, China
Patent: 2
With the analysis among 13 patents, we discovered top 5 universities and scientific research institutions by total patent application. Yanshan University, Yangtze University, Dalian Maritime University are dominant in this area. They take 38.46% of the total patent filing.
Hebei Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 1
Dalian Maritime University
Liaoning Sheng, China
Patent: 1
Zhejiang University of Technology
Zhejiang Sheng, China
Patent: 1
Shenyang Polytechnic University
Liaoning Sheng, China
Patent: 1