With the analysis among 1,209 patents, we discovered top 232 key players by total patent application. Hitachi Ltd., TOSHIBA Corp., NEC Corp. are dominant in this area. They take 27.87% of the total patent filing.
Tokyo-to, Japan
Patent: 177
Tokyo-to, Japan
Patent: 99
Tokyo-to, Japan
Patent: 61
Tokyo-to, Japan
Patent: 54
Tokyo-to, Japan
Patent: 52
Tokyo-to, Japan
Patent: 34
Osaka-fu, Japan
Patent: 28
Tokyo-to, Japan
Patent: 27
Kanagawa-ken, Japan
Patent: 23
Tokyo-to, Japan
Patent: 20
With the analysis among 5 patents, we discovered top 2 start-ups by total patent application.
Ibaraki-ken, Japan
Patent: 3
With the analysis among related 134 patents applied in the last 5 years. We discover 44 most active companies in this area. The fast-growing Hitachi Ltd., Mitsubishi Electric Corp., TOSHIBA Corp. take 34.33% of patent filing during this period.
Tokyo-to, Japan
Patent: 22
Tokyo-to, Japan
Patent: 15
Aichi-ken, Japan
Patent: 4
Aichi-ken, Japan
Patent: 4
With the analysis among related 134 patents in last 5 years, we discover 22 new entrants. Kawamura Electric, Inc., DAIKIN INDUSTRIES Ltd., Asahi Kasei Electronics Co. Ltd. are the most active new entrants in this area.
Aichi-ken, Japan
Patent: 4
Zhu Shi Hui She Bo Mai Li Cheng
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Patent: 1
With the analysis among 28 patents, we discovered top 11 universities and scientific research institutions by total patent application. Osaka University, Tohoku University, Waseda University are dominant in this area. They take 39.29% of the total patent filing.
Miyagi-ken, Japan
Patent: 2
Ehime-ken, Japan
Patent: 1
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Patent: 1
Shandong Sheng, China
Patent: 1