With the analysis among 33 patents, we discovered top 30 key players by total patent application. Matsushita Electronics Corp., Hitachi Ltd., Toyota Motor Corp. are dominant in this area. They take 24.24% of the total patent filing.
Mitsubishi Heavy Industries, Ltd.
Toyama-ken, Japan
Patent: 1
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With the analysis among related 1 patents applied in the last 5 years. We discover 1 most active companies in this area.
Jiangsu Sheng, China
Patent: 1
With the analysis among related 1 patents in last 5 years, we discover 1 new entrants.
Jiangsu Sheng, China
Patent: 1
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