With the analysis among 44 patents, we discovered top 31 key players by total patent application. Kao Corp., TOKYO OHKA KOGYO CO., LTD., Dai Nippon Printing Co., Ltd. are dominant in this area. They take 20.45% of the total patent filing.
Kanagawa-ken, Japan
Patent: 3
Aichi-ken, Japan
Patent: 1
Michigan, United States
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.
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