With the analysis among 41 patents, we discovered top 28 key players by total patent application. Hitachi Ltd., Hewlett Packard Co., Sumitomo Chemical Co., Ltd. are dominant in this area. They take 21.95% of the total patent filing.
Grand Port, Mauritius
Patent: 3
Fukushima-ken, Japan
Patent: 1
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With the analysis among 2 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Zhejiang Sheng, China
Patent: 1