With the analysis among 770 patents, we discovered top 260 key players by total patent application. NEC Corp., Matsushita Electronics Corp., Fujitsu Ltd. are dominant in this area. They take 24.16% of the total patent filing.
Tokyo-to, Japan
Patent: 69
Osaka-fu, Japan
Patent: 60
Tokyo-to, Japan
Patent: 57
Tokyo-to, Japan
Patent: 42
Tokyo-to, Japan
Patent: 30
Tokyo-to, Japan
Patent: 24
Tokyo-to, Japan
Patent: 22
Tokyo-to, Japan
Patent: 22
Toyama-ken, Japan
Patent: 12
Tokyo-to, Japan
Patent: 12
With the analysis among 5 patents, we discovered top 3 start-ups by total patent application.
Jiangsu Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
With the analysis among related 115 patents applied in the last 5 years. We discover 113 most active companies in this area. The fast-growing State Grid Corp. of China, DENSO Corp., Sanyo Bussan Co. Ltd. take 11.30% of patent filing during this period.
Beijing Shi, China
Patent: 7
Aichi-ken, Japan
Patent: 3
Ehime-ken, Japan
Patent: 3
Hubei Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
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Patent: 2
Jiangsu Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
With the analysis among related 115 patents in last 5 years, we discover 105 new entrants. Sanyo Bussan Co. Ltd., Central Southern China Electric Power Design Institute, Hohai University are the most active new entrants in this area.
Ehime-ken, Japan
Patent: 3
Hubei Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
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Patent: 2
Jiangsu Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Shiga-ken, Japan
Patent: 2
Jiangsu Sheng, China
Patent: 2
With the analysis among 48 patents, we discovered top 25 universities and scientific research institutions by total patent application. Tsinghua University, Xidian University, Hohai University are dominant in this area. They take 14.58% of the total patent filing.
Beijing Shi, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
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Patent: 2
Jiangsu Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1