With the analysis among 1,439 patents, we discovered top 484 key players by total patent application. China Road & Bridge Engineering Co. Ltd., Tianjin Jinyingda Plastic Products Co. Ltd., NIPPON STEEL CORP. are dominant in this area. They take 3.89% of the total patent filing.
Beijing Shi, China
Patent: 23
Tianjin Shi, China
Patent: 19
Tokyo-to, Japan
Patent: 14
Tianjin Shi, China
Patent: 8
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 7
Nordrhein-Westfalen, Germany
Patent: 7
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
Beijing Shi, China
Patent: 1
New York, United States
Patent: 1
With the analysis among related 497 patents applied in the last 5 years. We discover 382 most active companies in this area. The fast-growing China Road & Bridge Engineering Co. Ltd., Shandong Juneng Pipe Industry Co., Ltd., NIPPON STEEL CORP. take 7.04% of patent filing during this period.
Beijing Shi, China
Patent: 23
Shandong Sheng, China
Patent: 6
Hebei Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 5
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 5
Shanghai Shi, China
Patent: 4
Tianjin Shi, China
Patent: 4
With the analysis among related 497 patents in last 5 years, we discover 360 new entrants. China Road & Bridge Engineering Co. Ltd., Shandong Juneng Pipe Industry Co., Ltd., Cinda Technology (Tangshan) Petroleum Equipment Co., Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 23
Shandong Sheng, China
Patent: 6
Hebei Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 5
Shandong Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 4
Tianjin Shi, China
Patent: 4
Qingzhou Shuanghua Machinery Co., Ltd.
Shandong Sheng, China
Patent: 4
Zhejiang Saifu Electromechanical Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 4
Langfang Zhongyang Thermal Insulation Material Co., Ltd.
Hebei Sheng, China
Patent: 3
With the analysis among 124 patents, we discovered top 55 universities and scientific research institutions by total patent application. Shanghai Jiao Tong University, Yangzhou University, Shandong University of Science & Technology are dominant in this area. They take 8.06% of the total patent filing.
Shanghai Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Fujian Sheng, China
Patent: 2