With the analysis among 68 patents, we discovered top 27 key players by total patent application. NEC Corp., KT Corp., Ricoh Co., Ltd. are dominant in this area. They take 44.12% of the total patent filing.
Tokyo-to, Japan
Patent: 11
International Business Machines Corp.
New York, United States
Patent: 7
Electronics & Telecommunications Research Institute
Nippon Telegraph & Telephone Corp.
Advanced Micro Devices, Inc.
California, United States
Patent: 2
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