With the analysis among 190 patents, we discovered top 127 key players by total patent application. Panasonic Intellectual Property Management Co. Ltd., Kurabe Industrial Co. Ltd., Mitsubishi Electric Corp. are dominant in this area. They take 11.58% of the total patent filing.
Osaka-fu, Japan
Patent: 10
Shizuoka-ken, Japan
Patent: 7
Zhejiang Sheng, China
Patent: 3
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With the analysis among related 79 patents applied in the last 5 years. We discover 50 most active companies in this area. The fast-growing Kurabe Industrial Co. Ltd., Zhejiang Bruce Environmental Technology Co., Ltd., Southeast University take 16.46% of patent filing during this period.
Shizuoka-ken, Japan
Patent: 7
Zhejiang Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Jiangsu Renze Ventilation Equipment Manufacturing Co., Ltd.
Jiangsu Sheng, China
Patent: 2
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Patent: 2
Tianjin Shi, China
Patent: 2
Henan Sheng, China
Patent: 2
With the analysis among related 79 patents in last 5 years, we discover 47 new entrants. Kurabe Industrial Co. Ltd., Zhejiang Bruce Environmental Technology Co., Ltd., Sichuan Agricultural University are the most active new entrants in this area.
Shizuoka-ken, Japan
Patent: 7
Zhejiang Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
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Patent: 2
Jiangsu Renze Ventilation Equipment Manufacturing Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2
Henan Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among 25 patents, we discovered top 11 universities and scientific research institutions by total patent application. Sichuan Agricultural University, Southeast University, Korea Institute of Science & Technology are dominant in this area. They take 32.00% of the total patent filing.
Sichuan Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Guangxi Zhuangzu Zizhiqu, China
Patent: 1
Hunan Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1