With the analysis among 310 patents, we discovered top 62 key players by total patent application. Senju Pharmaceutical Beijing Co. Ltd., Rohto Pharmaceutical Co., Ltd., SSP Co., Ltd. are dominant in this area. They take 55.48% of the total patent filing.
Beijing Shi, China
Patent: 95
Osaka-fu, Japan
Patent: 61
Tokyo-to, Japan
Patent: 16
Tokyo-to, Japan
Patent: 14
Tokyo-to, Japan
Patent: 13
Tokyo-to, Japan
Patent: 11
Osaka-fu, Japan
Patent: 10
Jiangsu Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 6
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With the analysis among related 60 patents applied in the last 5 years. We discover 25 most active companies in this area. The fast-growing Rohto Pharmaceutical Co., Ltd., Shandong Ruian Pharmaceutical Co., Ltd., Shenyang Sinqi Ophthalmic Medications Holdings Co., Ltd. take 48.33% of patent filing during this period.
Osaka-fu, Japan
Patent: 19
Shandong Sheng, China
Patent: 6
Liaoning Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Hainan Sheng, China
Patent: 3
Shijiazhuang Diskaiwei Pharmaceutical Technology Co., Ltd.
Hebei Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Guangdong Sheng, China
Patent: 1
With the analysis among related 60 patents in last 5 years, we discover 20 new entrants. Shandong Ruian Pharmaceutical Co., Ltd., Shenyang Sinqi Ophthalmic Medications Holdings Co., Ltd., Yancheng Kaili Pharmaceutical Co., Ltd. are the most active new entrants in this area.
Shandong Sheng, China
Patent: 6
Liaoning Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Hainan Sheng, China
Patent: 3
Shijiazhuang Diskaiwei Pharmaceutical Technology Co., Ltd.
Hebei Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among 4 patents, we discovered top 4 universities and scientific research institutions by total patent application. Hiroshima University, Chiba University, Shenyang Pharmaceutical University are dominant in this area. They take 75.00% of the total patent filing.
Hiroshima-ken, Japan
Patent: 1
Chiba-ken, Japan
Patent: 1
Liaoning Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1