With the analysis among 106 patents, we discovered top 47 key players by total patent application. TOSHIBA Corp., NEC Corp., Hitachi Ltd. are dominant in this area. They take 27.36% of the total patent filing.
Tokyo-to, Japan
Patent: 15
Washington, United States
Patent: 5
New York, United States
Patent: 2
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With the analysis among related 2 patents applied in the last 5 years. We discover 3 most active companies in this area.
Research Center For Eco-Environmental Sciences
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 2 patents in last 5 years, we discover 2 new entrants.
Research Center For Eco-Environmental Sciences
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among 3 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Beijing Shi, China
Patent: 1
Hebei Sheng, China
Patent: 1