With the analysis among 111 patents, we discovered top 76 key players by total patent application. Matsushita Electronics Corp., M&K Ltd., Ricoh Co., Ltd. are dominant in this area. They take 12.61% of the total patent filing.
Aichi-ken, Japan
Patent: 2
Fukushima-ken, Japan
Patent: 2
Chiba-ken, Japan
Patent: 2
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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.
Michigan, United States
Patent: 1
With the analysis among related 2 patents in last 5 years, we discover 1 new entrants.
Michigan, United States
Patent: 1
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