With the analysis among 57 patents, we discovered top 21 key players by total patent application. Rhone-Poulenc Chemicals Ltd., Rhone Poulenc AG Co., Montedison SpA are dominant in this area. They take 31.58% of the total patent filing.
South Dakota, United States
Patent: 4
Nordrhein-Westfalen, Germany
Patent: 3
Hefei Lvjie Environmental Protection Technology Co., Ltd.
Anhui Sheng, China
Patent: 2
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With the analysis among related 10 patents applied in the last 5 years. We discover 6 most active companies in this area. The fast-growing Kunming University, Hefei Lvjie Environmental Protection Technology Co., Ltd., Xuchang University take 70.00% of patent filing during this period.
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Patent: 4
Hefei Lvjie Environmental Protection Technology Co., Ltd.
Anhui Sheng, China
Patent: 2
Henan Sheng, China
Patent: 1
Nordrhein-Westfalen, Germany
Patent: 1
Heilongjiang Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
With the analysis among related 10 patents in last 5 years, we discover 5 new entrants. Kunming University, Hefei Lvjie Environmental Protection Technology Co., Ltd., Xuchang University are the most active new entrants in this area.
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Patent: 4
Hefei Lvjie Environmental Protection Technology Co., Ltd.
Anhui Sheng, China
Patent: 2
Henan Sheng, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
With the analysis among 9 patents, we discovered top 5 universities and scientific research institutions by total patent application. Kunming University, Northwest Normal University, South China University of Technology are dominant in this area. They take 77.78% of the total patent filing.
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Patent: 4
Gansu Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1
Henan Sheng, China
Patent: 1