With the analysis among 323 patents, we discovered top 191 key players by total patent application. Ricoh Co., Ltd., Matsushita Electronics Corp., Osaka Gas Co., Ltd. are dominant in this area. They take 15.48% of the total patent filing.
Tokyo-to, Japan
Patent: 26
Osaka-fu, Japan
Patent: 17
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With the analysis among related 70 patents applied in the last 5 years. We discover 64 most active companies in this area. The fast-growing Jilin University, Beijing University of Chemical Technology, Ningbo Haiqi Hesheng Huanneng Technology Co., Ltd. take 17.14% of patent filing during this period.
Jilin Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
Zhejiang Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Tianjin Shi, China
Patent: 2
Jilin Sheng, China
Patent: 2
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Patent: 2
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Patent: 2
With the analysis among related 70 patents in last 5 years, we discover 51 new entrants. Ningbo Haiqi Hesheng Huanneng Technology Co., Ltd., Northeast Normal University, Shandong Analysis and Testing Center are the most active new entrants in this area.
Zhejiang Sheng, China
Patent: 3
Jilin Sheng, China
Patent: 2
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Patent: 2
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Patent: 2
Jiangsu Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Fujian Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Hainan Sheng, China
Patent: 1
With the analysis among 164 patents, we discovered top 83 universities and scientific research institutions by total patent application. Jilin University, Shanxi University, Beijing University of Chemical Technology are dominant in this area. They take 13.41% of the total patent filing.
Jilin Sheng, China
Patent: 9
Shanxi Sheng, China
Patent: 7
Beijing Shi, China
Patent: 6
Tianjin Shi, China
Patent: 5
Guangdong Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Shandong Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 3