With the analysis among 3,390 patents, we discovered top 472 key players by total patent application. Babcock Hitachi KK, Mitsubishi Heavy Industries, Ltd., DKS Co., Ltd. are dominant in this area. They take 9.14% of the total patent filing.
Kanagawa-ken, Japan
Patent: 134
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 92
Kyoto-fu, Japan
Patent: 77
Tokyo-to, Japan
Patent: 61
Beijing Shi, China
Patent: 51
Tokyo-to, Japan
Patent: 37
Anhui Sheng, China
Patent: 35
Massachusetts, United States
Patent: 33
Hubei Sheng, China
Patent: 33
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With the analysis among related 1,388 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Anhui Singular Environmental Protection Co., Ltd., Jiangsu Heyi Chemical New-Material Co., Ltd., China University of Mining & Technology take 6.20% of patent filing during this period.
Anhui Sheng, China
Patent: 35
Jiangsu Sheng, China
Patent: 30
Jiangsu Sheng, China
Patent: 21
Beijing Shi, China
Patent: 21
Zhejiang Sheng, China
Patent: 21
Jiangsu Sheng, China
Patent: 18
Zhejiang Sheng, China
Patent: 18
Beijing Shi, China
Patent: 15
Beijing Shi, China
Patent: 15
Zhejiang Sheng, China
Patent: 14
With the analysis among related 1,388 patents in last 5 years, we discover 361 new entrants. Anhui Singular Environmental Protection Co., Ltd., Zhejiang Tianlu Environmental Technology Co., Ltd., Nanjing Nanda Environmental Protection Technology Co., Ltd. are the most active new entrants in this area.
Anhui Sheng, China
Patent: 35
Zhejiang Sheng, China
Patent: 21
Jiangsu Sheng, China
Patent: 18
Zhejiang Sheng, China
Patent: 18
Zhejiang Sheng, China
Patent: 13
Liaoning Sheng, China
Patent: 13
Shandong Sheng, China
Patent: 11
Shaanxi Sheng, China
Patent: 9
Xiamen Hongyishun Energy Conservation and Environmental Protection Energy Service Co., Ltd
Fujian Sheng, China
Patent: 9
Guangdong Sheng, China
Patent: 8
With the analysis among 645 patents, we discovered top 93 universities and scientific research institutions by total patent application. China University of Mining & Technology, East China University of Science & Technology, Tsinghua University are dominant in this area. They take 15.35% of the total patent filing.
Jiangsu Sheng, China
Patent: 42
Shanghai Shi, China
Patent: 31
Beijing Shi, China
Patent: 24
Zhejiang Sheng, China
Patent: 20
Shaanxi Sheng, China
Patent: 19
Henan Sheng, China
Patent: 19
Shandong Sheng, China
Patent: 17
Anhui Sheng, China
Patent: 16
Shaanxi Sheng, China
Patent: 16
Fujian Sheng, China
Patent: 16