With the analysis among 884 patents, we discovered top 211 key players by total patent application. Volkswagen AG, Separator SA, International Paper Co. are dominant in this area. They take 8.82% of the total patent filing.
Niedersachsen, Germany
Patent: 29
Tennessee, United States
Patent: 24
California, United States
Patent: 19
Nordrhein-Westfalen, Germany
Patent: 16
Pennsylvania, United States
Patent: 9
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With the analysis among related 87 patents applied in the last 5 years. We discover 40 most active companies in this area. The fast-growing Sepro Mineral Systems Corp., Air Liquide SA, China University of Mining & Technology take 16.09% of patent filing during this period.
Sepro Mineral Systems Corp.
British Columbia, Canada
Patent: 6
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 4
Xuzhou Jingtanghang Environmental Protection Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Taiyuan Ruishen Technology Co., Ltd.
Shanxi Sheng, China
Patent: 2
Midi SuNeng Medical Technology (Tianjin) Co., Ltd.
Tianjin Shi, China
Patent: 2
Zhejiang University of Technology
Zhejiang Sheng, China
Patent: 2
Ventia Utility Services Pty Ltd.
Texas, United States
Patent: 2
With the analysis among related 87 patents in last 5 years, we discover 35 new entrants. Sepro Mineral Systems Corp., Futura Resources Ltd., Xuzhou Jingtanghang Environmental Protection Technology Co., Ltd. are the most active new entrants in this area.
Sepro Mineral Systems Corp.
British Columbia, Canada
Patent: 6
Xuzhou Jingtanghang Environmental Protection Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Taiyuan Ruishen Technology Co., Ltd.
Shanxi Sheng, China
Patent: 2
Midi SuNeng Medical Technology (Tianjin) Co., Ltd.
Tianjin Shi, China
Patent: 2
Zhejiang University of Technology
Zhejiang Sheng, China
Patent: 2
Ventia Utility Services Pty Ltd.
Texas, United States
Patent: 2
South China University of Technology
Guangdong Sheng, China
Patent: 2
Guilin University of Technology
Guangxi Zhuangzu Zizhiqu, China
Patent: 1
With the analysis among 130 patents, we discovered top 29 universities and scientific research institutions by total patent application. China University of Mining & Technology, Texas A&M University, President & Fellows of Harvard College are dominant in this area. They take 16.92% of the total patent filing.
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 8
Texas, United States
Patent: 6
President & Fellows of Harvard College
Massachusetts, United States
Patent: 4
Universidad Politécnica de Madrid
South China University of Technology
Guangdong Sheng, China
Patent: 2
New York, United States
Patent: 2
Zhejiang University of Technology
Zhejiang Sheng, China
Patent: 2
Anhui University of Science & Technology
Anhui Sheng, China
Patent: 2
Kuban State Agrarian University
Council of Scientific & Industrial Research