With the analysis among 481 patents, we discovered top 220 key players by total patent application. CRRC Qingdao Sifang Co., Ltd., Changchun Railway Vehicles Co., Ltd., CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd. are dominant in this area. They take 13.10% of the total patent filing.
CRRC Qingdao Sifang Co., Ltd.
Shandong Sheng, China
Patent: 24
Changchun Railway Vehicles Co., Ltd.
Jilin Sheng, China
Patent: 23
CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd.
Shandong Sheng, China
Patent: 16
Chiba-ken, Japan
Patent: 13
Tokyo-to, Japan
Patent: 12
California, United States
Patent: 12
China Railway Jianzhu Group Co., Ltd.
Beijing Shi, China
Patent: 12
Hebei Sheng, China
Patent: 11
Mitsui Mining & Smelting Co., Ltd.
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
With the analysis among related 65 patents applied in the last 5 years. We discover 56 most active companies in this area. The fast-growing China Railway Siyuan Survey & Design Group Co., Ltd., Southwest Jiaotong University, TDK Corp. take 16.92% of patent filing during this period.
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 5
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 3
Zhejiang Normal University
Zhejiang Sheng, China
Patent: 2
China Academy of Railway Sciences Group Co. Ltd.
Beijing Shi, China
Patent: 2
CRRC Yongji Moto Co., Ltd.
Shanxi Sheng, China
Patent: 2
CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd.
Shandong Sheng, China
Patent: 2
Changchun Railway Vehicles Co., Ltd.
Jilin Sheng, China
Patent: 2
China Railway Jianzhu Group Co., Ltd.
Beijing Shi, China
Patent: 2
With the analysis among related 65 patents in last 5 years, we discover 27 new entrants. Aramco Services Co., Huaqiao University, Myant, Inc. are the most active new entrants in this area.
Texas, United States
Patent: 1
Fujian Sheng, China
Patent: 1
Chungcheongnam-do, South Korea
Patent: 1
Rochester Institute of Technology
New York, United States
Patent: 1
Foshan Sanshui Dingli Hydraulic Machinery Equipment Co., Ltd.
Guangdong Sheng, China
Patent: 1
Changchun Sci-Tech University
Jilin Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1
Hubei Yunsheng Aerospace Technology Co., Ltd.
Hubei Sheng, China
Patent: 1
Changzhou Hubola Jinchuang Traffic Equipment Co.,Ltd.
Jiangsu Sheng, China
Patent: 1
With the analysis among 177 patents, we discovered top 74 universities and scientific research institutions by total patent application. Jilin University, Southwest Jiaotong University, Shaanxi University of Science & Technology are dominant in this area. They take 14.12% of the total patent filing.
Jilin Sheng, China
Patent: 10
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 8
Shaanxi University of Science & Technology
Shaanxi Sheng, China
Patent: 7
South China University of Technology
Guangdong Sheng, China
Patent: 5
Beijing Jiaotong University
Beijing Shi, China
Patent: 5
Miyagi-ken, Japan
Patent: 4
Hunan Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3