With the analysis among 122 patents, we discovered top 15 key players by total patent application. Warner-Lambert Co., Bausch & Lomb, Inc., F. Hoffmann-La Roche Ltd. are dominant in this area. They take 69.67% of the total patent filing.
New Jersey, United States
Patent: 53
New York, United States
Patent: 20
Taiwan Province, China
Patent: 5
Virginia, United States
Patent: 2
Nanjing Senmu Biotechnology Co., Ltd.
Jiangsu Sheng, China
Patent: 2
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With the analysis among 11 patents, we discovered top 3 universities and scientific research institutions by total patent application.
Missouri, United States
Patent: 7
Shaanxi Sheng, China
Patent: 2