With the analysis among 29,622 patents, we discovered top 488 key players by total patent application. Hitachi Ltd., TOSHIBA Corp., Mitsubishi Electric Corp. are dominant in this area. They take 17.43% of the total patent filing.
Tokyo-to, Japan
Patent: 1,805
Tokyo-to, Japan
Patent: 1,739
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 1,618
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 1,331
Tokyo-to, Japan
Patent: 1,199
Tokyo-to, Japan
Patent: 1,000
Chungcheongnam-do, South Korea
Patent: 725
Samsung Electronics Co., Ltd.
Daewoo Electronics Co. Ltd.
With the analysis among 37 patents, we discovered top 7 start-ups by total patent application. Aisin KK, Proteus Digital Health, Inc., Icebox, Inc. are active in this area.
Tokyo-to, Japan
Patent: 19
Proteus Digital Health, Inc.
California, United States
Patent: 7
California, United States
Patent: 5
Institut National de la Santé et de la Recherche Médicale
Techsign Bilgi Teknolojileri Yazilim San. ve Tic. A.S.
California, United States
Patent: 1
Utah, United States
Patent: 1
With the analysis among related 116 patents applied in the last 5 years. We discover 91 most active companies in this area. The fast-growing China Railway Fourth Bureau Group Co., Ltd., The 1st Engineering Co., Ltd. of China Railway 12th Bureau, China Railway Fourth Bureau Group Fifth Engineering Co., Ltd. take 25.00% of patent filing during this period.
China Railway Fourth Bureau Group Co., Ltd.
Anhui Sheng, China
Patent: 13
The 1st Engineering Co., Ltd. of China Railway 12th Bureau
Shaanxi Sheng, China
Patent: 9
China Railway Fourth Bureau Group Fifth Engineering Co., Ltd.
Jiangxi Sheng, China
Patent: 7
China Railway Jianzhu Group Co., Ltd.
Beijing Shi, China
Patent: 7
The First Engineering Co.,Ltd.of CTCE Group
Anhui Sheng, China
Patent: 6
China Railway 12th Bureau Group Co., Ltd.
Shanxi Sheng, China
Patent: 6
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 5
China Railway Beijing Bureau Group Co., Ltd. Jingnan Engineering Project Management Department
Beijing Shi, China
Patent: 5
China Railway 22nd Bureau Group Co., Ltd.
Beijing Shi, China
Patent: 4
China Railway 22 Bureau Group No. 2 Engineering Co., Ltd.
Beijing Shi, China
Patent: 4
With the analysis among related 116 patents in last 5 years, we discover 59 new entrants. China Railway Siyuan Survey & Design Group Co., Ltd., China Railway Beijing Bureau Group Co., Ltd. Jingnan Engineering Project Management Department, Shanghai University of Engineering Science are the most active new entrants in this area.
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 5
China Railway Beijing Bureau Group Co., Ltd. Jingnan Engineering Project Management Department
Beijing Shi, China
Patent: 5
Shanghai University of Engineering Science
Shanghai Shi, China
Patent: 3
Hebei Yongba Railway Equipment Co., Ltd.
Hebei Sheng, China
Patent: 3
China Railway No 19 Bureau Group First Engineering Co. Ltd.
Liaoning Sheng, China
Patent: 3
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 3
Wuhu Green Resources Recycling Co., Ltd.
Anhui Sheng, China
Patent: 2
East China Jiaotong University
Jiangxi Sheng, China
Patent: 2
Xi'an Vision Intelligent Control Co., Ltd.
Shaanxi Sheng, China
Patent: 2
China Railway Beijing Engineering Bureau Group Fifth Engineering Co., Ltd.
Zhejiang Sheng, China
Patent: 2
With the analysis among 294 patents, we discovered top 60 universities and scientific research institutions by total patent application. Central South University, Tsinghua University, Railway Technical Research Institute are dominant in this area. They take 13.27% of the total patent filing.
Hunan Sheng, China
Patent: 8
Beijing Shi, China
Patent: 6
Railway Technical Research Institute
Jiangsu Sheng, China
Patent: 6
Massachusetts Institute of Technology
Massachusetts, United States
Patent: 5
Beijing Shi, China
Patent: 5
Korea Institute of Science & Technology
North Carolina, United States
Patent: 4
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 4
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 4