With the analysis among 322 patents, we discovered top 49 key players by total patent application. Matsushita Electronics Corp., Sony Group Corp., TOSHIBA Corp. are dominant in this area. They take 40.37% of the total patent filing.
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 50
Tokyo-to, Japan
Patent: 47
Tokyo-to, Japan
Patent: 33
California, United States
Patent: 27
Tokyo-to, Japan
Patent: 21
California, United States
Patent: 16
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 13
Daewoo Electronics Co. Ltd.
Samsung Electronics Co., Ltd.
Toyama-ken, Japan
Patent: 8
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With the analysis among related 2 patents applied in the last 5 years. We discover 1 most active companies in this area.
Sakae Riken Kogyo Co., Ltd.
Aichi-ken, Japan
Patent: 1
With the analysis among related 2 patents in last 5 years, we discover 1 new entrants.
Sakae Riken Kogyo Co., Ltd.
Aichi-ken, Japan
Patent: 1
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