With the analysis among 2,732 patents, we discovered top 476 key players by total patent application. Hitachi Ltd., TOSHIBA Corp., Matsushita Electronics Corp. are dominant in this area. They take 12.66% of the total patent filing.
Tokyo-to, Japan
Patent: 147
Tokyo-to, Japan
Patent: 107
Osaka-fu, Japan
Patent: 92
Tokyo-to, Japan
Patent: 85
Tokyo-to, Japan
Patent: 66
Tokyo-to, Japan
Patent: 56
Tokyo-to, Japan
Patent: 53
Tokyo-to, Japan
Patent: 48
Aichi-ken, Japan
Patent: 46
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 43
With the analysis among 7 patents, we discovered top 2 start-ups by total patent application.
Massachusetts, United States
Patent: 2
With the analysis among related 197 patents applied in the last 5 years. We discover 122 most active companies in this area. The fast-growing Furukawa Electric Co., Ltd., NIPPON STEEL CORP., Corning, Inc. take 14.21% of patent filing during this period.
Tokyo-to, Japan
Patent: 11
Tokyo-to, Japan
Patent: 10
New York, United States
Patent: 7
California, United States
Patent: 5
Jiangsu Sheng, China
Patent: 4
Aichi-ken, Japan
Patent: 3
Aichi-ken, Japan
Patent: 3
Chongqing Shi, China
Patent: 3
Hiroshima-ken, Japan
Patent: 3
With the analysis among related 197 patents in last 5 years, we discover 83 new entrants. Taicang Chenghexin Precision Technology Co., Ltd., Aoyama Seisakusho Co. Ltd., Chongqing Changan Automobile Co. Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 4
Aichi-ken, Japan
Patent: 3
Chongqing Shi, China
Patent: 3
Ningbo University of Technology
Zhejiang Sheng, China
Patent: 2
Massachusetts, United States
Patent: 2
Jiangsu Sheng, China
Patent: 2
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Patent: 2
Jiangsu Sheng, China
Patent: 2
Liaoning Sheng, China
Patent: 2
With the analysis among 171 patents, we discovered top 48 universities and scientific research institutions by total patent application. Railway Technical Research Institute, Harbin Institute of Technology, University of Houston are dominant in this area. They take 9.94% of the total patent filing.
Heilongjiang Sheng, China
Patent: 5
Texas, United States
Patent: 4
Shandong Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2