With the analysis among 1,102 patents, we discovered top 265 key players by total patent application. Mitsubishi Electric Corp., Matsushita Electronics Corp., Hitachi Ltd. are dominant in this area. They take 18.15% of the total patent filing.
Tokyo-to, Japan
Patent: 87
Osaka-fu, Japan
Patent: 69
Tokyo-to, Japan
Patent: 44
Aichi-ken, Japan
Patent: 44
Tokyo-to, Japan
Patent: 43
Tokyo-to, Japan
Patent: 30
Tokyo-to, Japan
Patent: 27
Tokyo-to, Japan
Patent: 25
Tokyo-to, Japan
Patent: 24
Osaka-fu, Japan
Patent: 20
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
California, United States
Patent: 1
With the analysis among related 67 patents applied in the last 5 years. We discover 40 most active companies in this area. The fast-growing Meidensha Corp., Mitsubishi Heavy Industries Thermal Systems Ltd., Toyota Motor Corp. take 25.37% of patent filing during this period.
Hyogo-ken, Japan
Patent: 4
Jiangsu Sheng, China
Patent: 4
Fukushima-ken, Japan
Patent: 3
Guangdong Sheng, China
Patent: 2
Aichi-ken, Japan
Patent: 2
Kanagawa-ken, Japan
Patent: 2
With the analysis among related 67 patents in last 5 years, we discover 23 new entrants. Mitsubishi Heavy Industries Thermal Systems Ltd., Sony Semiconductor Solutions Corp., Hunan Watson Electric Technology Co., Ltd. are the most active new entrants in this area.
Fukushima-ken, Japan
Patent: 2
Hunan Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Jiangsu Anhuang Lingyu Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 1
undefined undefined
Patent: 1
Gansu Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
With the analysis among 76 patents, we discovered top 34 universities and scientific research institutions by total patent application. Railway Technical Research Institute, Southeast University, Massachusetts Institute of Technology are dominant in this area. They take 23.68% of the total patent filing.
Jiangsu Sheng, China
Patent: 7
Massachusetts, United States
Patent: 3
Sichuan Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1