With the analysis among 24 patents, we discovered top 17 key players by total patent application. Olympus Optical Ltd., SANYO Electric Co., Ltd., PHC Holdings Corp. are dominant in this area. They take 29.17% of the total patent filing.
California, United States
Patent: 2
New York, United States
Patent: 1
Beijing Shi, China
Patent: 1
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With the analysis among related 2 patents applied in the last 5 years. We discover 2 most active companies in this area.
With the analysis among related 2 patents in last 5 years, we discover 2 new entrants.
With the analysis among 5 patents, we discovered top 4 universities and scientific research institutions by total patent application. Xidian University, Wuhan University, Changchun Institute of Optics Fine Mechanics & Physics are dominant in this area. They take 60.00% of the total patent filing.
Shaanxi Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Guangxi Zhuangzu Zizhiqu, China
Patent: 1