With the analysis among 54 patents, we discovered top 20 key players by total patent application. Topcon Corp., Changchun UP Optotech Co., Ltd., Carl Zeiss Vision GmbH are dominant in this area. They take 33.33% of the total patent filing.
Jilin Sheng, China
Patent: 6
Kochi-ken, Japan
Patent: 5
Pathum Thani, Thailand
Patent: 2
Liaoning Sheng, China
Patent: 2
Aichi-ken, Japan
Patent: 1
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With the analysis among related 18 patents applied in the last 5 years. We discover 7 most active companies in this area. The fast-growing Changchun UP Optotech Co., Ltd., Mitsubishi Electric Corp., Topcon Corp. take 38.89% of patent filing during this period.
Jilin Sheng, China
Patent: 3
Kochi-ken, Japan
Patent: 1
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Patent: 1
With the analysis among related 18 patents in last 5 years, we discover 2 new entrants.
With the analysis among 5 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Zhejiang Sheng, China
Patent: 1