With the analysis among 351 patents, we discovered top 211 key players by total patent application. Taixing Smelting Plant Co. Ltd., Johnson Matthey Plc, Dongguan Guanghua Environmental Protection Technology Co., Ltd. are dominant in this area. They take 8.83% of the total patent filing.
Jiangsu Sheng, China
Patent: 12
Guangdong Sheng, China
Patent: 9
Shanxi Sheng, China
Patent: 8
Beijing Shi, China
Patent: 7
Delaware, United States
Patent: 7
Illinois, United States
Patent: 7
Chiba-ken, Japan
Patent: 5
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With the analysis among related 119 patents applied in the last 5 years. We discover 98 most active companies in this area. The fast-growing Dongguan Guanghua Environmental Protection Technology Co., Ltd., Jiangsu Zhiwei New Material Technology Co., Ltd., China Petroleum & Chemical Corp. take 15.13% of patent filing during this period.
Guangdong Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Shanxi Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
With the analysis among related 119 patents in last 5 years, we discover 88 new entrants. Dongguan Guanghua Environmental Protection Technology Co., Ltd., Jiangsu Zhiwei New Material Technology Co., Ltd., Xiangtan University are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Guangdong Capital Environment Technology Co., Ltd.
Guangdong Sheng, China
Patent: 2
With the analysis among 57 patents, we discovered top 31 universities and scientific research institutions by total patent application. University of Tokyo, Zhejiang University of Technology, Xiangtan University are dominant in this area. They take 24.56% of the total patent filing.
Zhejiang Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Jilin Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1