With the analysis among 137 patents, we discovered top 56 key players by total patent application. Sumitomo Chemical Co., Ltd., Kuraray Co., Ltd., Amedeo Nappi SpA are dominant in this area. They take 31.39% of the total patent filing.
Tokyo-to, Japan
Patent: 25
Tokyo-to, Japan
Patent: 10
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With the analysis among related 56 patents applied in the last 5 years. We discover 40 most active companies in this area. The fast-growing Sumitomo Chemical Co., Ltd., Taizhou University, University of Science & Technology of China take 33.93% of patent filing during this period.
Tokyo-to, Japan
Patent: 12
Zhejiang Sheng, China
Patent: 4
Anhui Sheng, China
Patent: 3
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Patent: 3
Shizuoka-ken, Japan
Patent: 3
Zhejiang Sheng, China
Patent: 3
Yunnan Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
With the analysis among related 56 patents in last 5 years, we discover 36 new entrants. Taizhou University, Cataler Corp., Kunming Institute of Precious Metals are the most active new entrants in this area.
Zhejiang Sheng, China
Patent: 4
Shizuoka-ken, Japan
Patent: 3
Yunnan Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Tianjin Jinmei Hydrogen Source Technology Development Co., Ltd.
Tianjin Shi, China
Patent: 1
Fujian Sheng, China
Patent: 1
With the analysis among 68 patents, we discovered top 40 universities and scientific research institutions by total patent application. California Institute of Technology, Zhejiang University, University of Science & Technology of China are dominant in this area. They take 17.65% of the total patent filing.
California, United States
Patent: 4
Zhejiang Sheng, China
Patent: 4
Anhui Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 4
Massachusetts, United States
Patent: 3
Beijing Shi, China
Patent: 2
Tokyo Institute of Technology