With the analysis among 226 patents, we discovered top 30 key players by total patent application. Nikon Corp., Minolta Co., Ltd., PENTAX Corp. are dominant in this area. They take 51.33% of the total patent filing.
Tokyo-to, Japan
Patent: 28
Osaka-fu, Japan
Patent: 23
Tokyo-to, Japan
Patent: 22
Guangdong Sheng, China
Patent: 6
New Jersey, United States
Patent: 5
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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.
Guangdong Sheng, China
Patent: 1
Gansu Sheng, China
Patent: 1
With the analysis among related 2 patents in last 5 years, we discover 1 new entrants.
Gansu Sheng, China
Patent: 1
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