With the analysis among 29 patents, we discovered top 20 key players by total patent application. Hitachi Ltd., Mitsubishi Electric Corp., NEC Corp. are dominant in this area. They take 20.69% of the total patent filing.
Beijing Shi, China
Patent: 1
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With the analysis among related 2 patents applied in the last 5 years. We discover 1 most active companies in this area.
With the analysis among related 2 patents in last 5 years, we discover 1 new entrants.
With the analysis among 15 patents, we discovered top 3 universities and scientific research institutions by total patent application.
Guangdong Sheng, China
Patent: 2
Nagano-ken, Japan
Patent: 1