With the analysis among 815 patents, we discovered top 100 key players by total patent application. Hoechst AG, Fuji Photo Film Co., Ltd., TOKYO OHKA KOGYO CO., LTD. are dominant in this area. They take 33.74% of the total patent filing.
Hessen, Germany
Patent: 126
Tokyo-to, Japan
Patent: 106
Kanagawa-ken, Japan
Patent: 43
Tokyo-to, Japan
Patent: 38
Tokyo-to, Japan
Patent: 35
Tokyo-to, Japan
Patent: 34
Tokyo-to, Japan
Patent: 32
Tokyo-to, Japan
Patent: 31
Tokyo-to, Japan
Patent: 30
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With the analysis among related 10 patents applied in the last 5 years. We discover 4 most active companies in this area. The fast-growing Yungjin Pharm. Co., Ltd., The Huen Co. Ltd., JSR Corp. take 70.00% of patent filing during this period.
Sichuan Sheng, China
Patent: 2
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With the analysis among 16 patents, we discovered top 3 universities and scientific research institutions by total patent application.
Zhejiang Sheng, China
Patent: 1
Henan Sheng, China
Patent: 1