With the analysis among 92 patents, we discovered top 28 key players by total patent application. Santen Pharmaceutical Co., Ltd., InSite Vision, Inc., Wakamoto Pharmaceutical Co., Ltd. are dominant in this area. They take 46.74% of the total patent filing.
Osaka-fu, Japan
Patent: 16
California, United States
Patent: 14
Tokyo-to, Japan
Patent: 13
Texas, United States
Patent: 12
Michigan, United States
Patent: 3
New York, United States
Patent: 2
Tianjin Shi, China
Patent: 2
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With the analysis among related 6 patents applied in the last 5 years. We discover 4 most active companies in this area. The fast-growing Institute of Basic Medical Sciences, Hunan Norchem Pharmaceutical Co. Ltd., Henan Lihua Pharmaceutical Co. Ltd. take 83.33% of patent filing during this period.
Beijing Shi, China
Patent: 3
Hunan Sheng, China
Patent: 1
Henan Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 6 patents in last 5 years, we discover 4 new entrants. Institute of Basic Medical Sciences, Hunan Norchem Pharmaceutical Co. Ltd., Henan Lihua Pharmaceutical Co. Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 3
Hunan Sheng, China
Patent: 1
Henan Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among 5 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Beijing Shi, China
Patent: 3