With the analysis among 130 patents, we discovered top 56 key players by total patent application. NEC Corp., RCA Corp., Fujitsu Ltd. are dominant in this area. They take 27.69% of the total patent filing.
Tokyo-to, Japan
Patent: 14
California, United States
Patent: 13
Massachusetts, United States
Patent: 7
Zuid-Holland, Netherlands
Patent: 5
New York, United States
Patent: 3
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With the analysis among related 8 patents applied in the last 5 years. We discover 8 most active companies in this area. The fast-growing Hebei Normal University, OBIC Co. Ltd., NEC Corp. take 37.50% of patent filing during this period.
Hebei Sheng, China
Patent: 1
Okayama-ken, Japan
Patent: 1
Fujian Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Fujian Sheng, China
Patent: 1
With the analysis among related 8 patents in last 5 years, we discover 6 new entrants. Hebei Normal University, OBIC Co. Ltd., Benesse Corp. are the most active new entrants in this area.
Hebei Sheng, China
Patent: 1
Okayama-ken, Japan
Patent: 1
Fujian Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Fujian Sheng, China
Patent: 1
With the analysis among 1 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Hebei Sheng, China
Patent: 1