With the analysis among 52 patents, we discovered top 21 key players by total patent application. Taisho Pharmaceutical Co., Ltd., Rohto Pharmaceutical Co., Ltd., Lion Corp. are dominant in this area. They take 48.08% of the total patent filing.
Taisho Pharmaceutical Co., Ltd.
Tokyo-to, Japan
Patent: 12
Rohto Pharmaceutical Co., Ltd.
Hisamitsu Pharmaceutical Co., Ltd.
Taiwan Province, China
Patent: 2
Kobayashi Pharmaceutical Co., Ltd.
Aichi-ken, Japan
Patent: 1
Dainihon Jochugiku Co., Ltd.
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With the analysis among related 3 patents applied in the last 5 years. We discover 1 most active companies in this area.
Rohto Pharmaceutical Co., Ltd.
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With the analysis among 4 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Shanghai Normal University
Shanghai Shi, China
Patent: 1