With the analysis among 340 patents, we discovered top 222 key players by total patent application. Matsushita Electronics Corp., Shanghai Nanotechnology and Application National Engineering Research Center Co., Ltd., Zhenhua Group Xinyun Electronic Components & Devices Co. Ltd. are dominant in this area. They take 11.76% of the total patent filing.
Osaka-fu, Japan
Patent: 15
Shanghai Shi, China
Patent: 13
Guizhou Sheng, China
Patent: 12
Liaoning Sheng, China
Patent: 7
Beijing Shi, China
Patent: 6
Jeollabuk-do, South Korea
Patent: 5
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With the analysis among related 331 patents applied in the last 5 years. We discover 229 most active companies in this area. The fast-growing Taiyuan University of Technology, Zhenhua Group Xinyun Electronic Components & Devices Co. Ltd., Institute of Geochemistry, Chinese Academy of Sciences take 6.95% of patent filing during this period.
Shanxi Sheng, China
Patent: 9
Guizhou Sheng, China
Patent: 7
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Patent: 7
Guangxi Zhuangzu Zizhiqu, China
Patent: 6
Yunnan Sheng, China
Patent: 6
Shanghai Shi, China
Patent: 5
Tianjin Shi, China
Patent: 5
Beijing Shi, China
Patent: 4
Shanghai Shi, China
Patent: 4
Hubei Sheng, China
Patent: 3
With the analysis among related 331 patents in last 5 years, we discover 197 new entrants. Taiyuan University of Technology, Institute of Geochemistry, Chinese Academy of Sciences, Xiamen University are the most active new entrants in this area.
Shanxi Sheng, China
Patent: 9
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Patent: 7
Fujian Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Guangdong Jianan Environmental Protection Biotechnology Co., Ltd.
Guangdong Sheng, China
Patent: 3
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Patent: 2
Nanda Enjieyou Environmental Technology (Jiangsu) Co., Ltd.
Jiangsu Sheng, China
Patent: 2
With the analysis among 308 patents, we discovered top 123 universities and scientific research institutions by total patent application. Sichuan Normal University, Taiyuan University of Technology, Beijing University of Technology are dominant in this area. They take 10.71% of the total patent filing.
Sichuan Sheng, China
Patent: 16
Shanxi Sheng, China
Patent: 9
Beijing Shi, China
Patent: 8
Guangxi Zhuangzu Zizhiqu, China
Patent: 8
Yunnan Sheng, China
Patent: 7
Shanghai Shi, China
Patent: 6
Tianjin Shi, China
Patent: 6
Beijing Shi, China
Patent: 5
Shanghai Shi, China
Patent: 5
Sichuan Sheng, China
Patent: 4