With the analysis among 90 patents, we discovered top 33 key players by total patent application. International Business Machines Corp., NEC Corp., Fujitsu Ltd. are dominant in this area. They take 50.00% of the total patent filing.
International Business Machines Corp.
New York, United States
Patent: 23
Tokyo-to, Japan
Patent: 14
Mitsubishi Electric Corp.
Oki Electric Industry Co., Ltd.
Macronix International Co., Ltd.
Taiwan Province, China
Patent: 3
Hitachi Software Engineering Co., Ltd.
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