With the analysis among 31 patents, we discovered top 20 key players by total patent application. Hitachi Ltd., Fujitsu Ltd., NEC Corp. are dominant in this area. They take 9.68% of the total patent filing.
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With the analysis among related 5 patents applied in the last 5 years. We discover 3 most active companies in this area.
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 5 patents in last 5 years, we discover 3 new entrants.
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
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