With the analysis among 918 patents, we discovered top 155 key players by total patent application. Mitsubishi Electric Corp., Matsushita Electronics Corp., Matsushita Seiko Co Ltd are dominant in this area. They take 39.43% of the total patent filing.
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 229
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 87
Osaka-fu, Japan
Patent: 46
Osaka-fu, Japan
Patent: 43
Tokyo-to, Japan
Patent: 25
Delaware, United States
Patent: 22
Panasonic Intellectual Property Management Co. Ltd.
Osaka-fu, Japan
Patent: 20
Shizuoka-ken, Japan
Patent: 16
California, United States
Patent: 16
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
With the analysis among related 4 patents applied in the last 5 years. We discover 2 most active companies in this area.
Mitsubishi Electric Corp.
With the analysis among related 4 patents in last 5 years, we discover 1 new entrants.
With the analysis among 1 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Railway Technical Research Institute