With the analysis among 361 patents, we discovered top 61 key players by total patent application. Fuji Photo Film Co., Ltd., Minolta Co., Ltd., Agfa-Gevaert AG are dominant in this area. They take 38.23% of the total patent filing.
Tokyo-to, Japan
Patent: 76
Osaka-fu, Japan
Patent: 35
Nordrhein-Westfalen, Germany
Patent: 27
New York, United States
Patent: 13
Tokyo-to, Japan
Patent: 12
Illinois, United States
Patent: 10
Minnesota, United States
Patent: 7
Connecticut, United States
Patent: 5
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