With the analysis among 50 patents, we discovered top 25 key players by total patent application. Kyowa Hakko Kogyo Co., Ltd., Hisamitsu Pharmaceutical Co., Ltd., Courtaulds Plc are dominant in this area. They take 26.00% of the total patent filing.
Taiwan Province, China
Patent: 5
Hubei Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Ohio, United States
Patent: 2
Shanghai Shi, China
Patent: 2
New Jersey, United States
Patent: 1
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With the analysis among related 4 patents applied in the last 5 years. We discover 2 most active companies in this area.
Shanghai Shi, China
Patent: 2
Shanghai Shi, China
Patent: 1
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