With the analysis among 289 patents, we discovered top 32 key players by total patent application. NEC Corp., International Business Machines Corp., Digital Equipment Corp. are dominant in this area. They take 63.32% of the total patent filing.
Tokyo-to, Japan
Patent: 82
New York, United States
Patent: 79
Massachusetts, United States
Patent: 22
California, United States
Patent: 18
Tokyo-to, Japan
Patent: 17
Texas, United States
Patent: 7
California, United States
Patent: 6
California, United States
Patent: 5
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With the analysis among related 1 patents applied in the last 5 years. We discover 2 most active companies in this area.
Jiangsu Sheng, China
Patent: 1
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Patent: 1
With the analysis among related 1 patents in last 5 years, we discover 2 new entrants.
Jiangsu Sheng, China
Patent: 1
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Patent: 1
With the analysis among 2 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Fukuoka-ken, Japan
Patent: 1