With the analysis among 25 patents, we discovered top 18 key players by total patent application. Matsushita Electronics Corp., Fuji Electric Co., Ltd., Chubu Electric Power Co., Inc. are dominant in this area. They take 40.00% of the total patent filing.
Aichi-ken, Japan
Patent: 3
Aichi-ken, Japan
Patent: 1
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With the analysis among related 2 patents applied in the last 5 years. We discover 2 most active companies in this area.
Sichuan Sheng, China
Patent: 1
With the analysis among related 2 patents in last 5 years, we discover 2 new entrants.
Sichuan Sheng, China
Patent: 1
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