With the analysis among 9,166 patents, we discovered top 485 key players by total patent application. Matsushita Electronics Corp., China Petroleum & Chemical Corp., Produits Berger SAS are dominant in this area. They take 8.34% of the total patent filing.
Osaka-fu, Japan
Patent: 533
Beijing Shi, China
Patent: 117
New Mexico, France
Patent: 98
Oglesby & Butler Research & Development Ltd
Tokyo-to, Japan
Patent: 86
Tokyo-to, Japan
Patent: 85
Kanagawa-ken, Japan
Patent: 85
New Jersey, United States
Patent: 66
Tokyo-to, Japan
Patent: 65
Tokyo-to, Japan
Patent: 64
With the analysis among 11 patents, we discovered top 4 start-ups by total patent application. Aisin KK, Shanghai Yinshi Environmental Protection Technology Co. Ltd., INTILION GmbH are active in this area.
Shanghai Shi, China
Patent: 3
Sachsen, Germany
Patent: 1
With the analysis among related 3,820 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., Star Technology Co., Ltd, Shanghai Nanotechnology and Application National Engineering Research Center Co., Ltd. take 2.12% of patent filing during this period.
Beijing Shi, China
Patent: 35
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Patent: 25
Shanghai Shi, China
Patent: 21
Jiangsu Sheng, China
Patent: 19
Yunnan Sheng, China
Patent: 19
Jiangsu Sheng, China
Patent: 17
Anhui Sheng, China
Patent: 17
Sichuan Sheng, China
Patent: 16
Hessen, Germany
Patent: 16
Jiangsu Sheng, China
Patent: 16
With the analysis among related 3,820 patents in last 5 years, we discover 392 new entrants. Star Technology Co., Ltd, Chengdu Hanchuan Environmental Technology Co., Ltd., Heraeus Precious Metals GmbH & Co. KG are the most active new entrants in this area.
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Patent: 25
Sichuan Sheng, China
Patent: 16
Hessen, Germany
Patent: 16
Jiangsu Sheng, China
Patent: 16
Sichuan Sheng, China
Patent: 12
Beijing Shi, China
Patent: 12
Shandong Sheng, China
Patent: 10
Zhangjiagang Waste Gas Treatment Equipment Factory
Jiangsu Sheng, China
Patent: 10
Guangdong Sheng, China
Patent: 9
With the analysis among 1,499 patents, we discovered top 203 universities and scientific research institutions by total patent application. Dalian Institute of Chemical Physics Chinese Academy of Sciences, East China University of Science & Technology, Nanjing University of Technology are dominant in this area. They take 15.01% of the total patent filing.
Liaoning Sheng, China
Patent: 72
Shanghai Shi, China
Patent: 45
Jiangsu Sheng, China
Patent: 38
Zhejiang Sheng, China
Patent: 31
Beijing Shi, China
Patent: 31
Beijing Shi, China
Patent: 24
Yunnan Sheng, China
Patent: 23
Guangdong Sheng, China
Patent: 20
Zhejiang Sheng, China
Patent: 20
Beijing Shi, China
Patent: 19