With the analysis among 173 patents, we discovered top 30 key players by total patent application. Ricoh Co., Ltd., Matsushita Graphic Communication Systems, Inc., Fujifilm Business Innovation Corp. are dominant in this area. They take 42.77% of the total patent filing.
Tokyo-to, Japan
Patent: 18
Tokyo-to, Japan
Patent: 12
Tokyo-to, Japan
Patent: 11
California, United States
Patent: 10
Toyama-ken, Japan
Patent: 8
Washington, United States
Patent: 6
Aichi-ken, Japan
Patent: 6
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