With the analysis among 23 patents, we discovered top 16 key players by total patent application. Tsumura & Co., Toppan, Inc., Sumitomo Chemical Co., Ltd. are dominant in this area. They take 43.48% of the total patent filing.
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Tianjin Shi, China
Patent: 1
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With the analysis among related 4 patents applied in the last 5 years. We discover 2 most active companies in this area.
Gansu Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 1
With the analysis among related 4 patents in last 5 years, we discover 2 new entrants.
Gansu Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 1
With the analysis among 10 patents, we discovered top 6 universities and scientific research institutions by total patent application. Northwest Normal University, Hangzhou Normal University, Chiba University are dominant in this area. They take 60.00% of the total patent filing.
Gansu Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 2
Chiba-ken, Japan
Patent: 1
Jiangsu Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1