With the analysis among 156 patents, we discovered top 77 key players by total patent application. Kawasaki Steel Corp., Kobe Steel, Ltd., BASF AB are dominant in this area. They take 19.87% of the total patent filing.
Shanghai Shi, China
Patent: 12
Kyoto-fu, Japan
Patent: 11
Illinois, United States
Patent: 5
Delaware, United States
Patent: 4
National Research Development Corp.
Chengdu Dongdian Air Technology Co., Ltd.
Sichuan Sheng, China
Patent: 4
Imperial Chemical Industries Ltd.
No data, please try another search term
With the analysis among related 9 patents applied in the last 5 years. We discover 6 most active companies in this area. The fast-growing Shanghai Institute of Technology, Chengdu Dongdian Air Technology Co., Ltd., Hunan University take 66.67% of patent filing during this period.
Shanghai Institute of Technology
Shanghai Shi, China
Patent: 3
Chengdu Dongdian Air Technology Co., Ltd.
Sichuan Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 1
Oregon, United States
Patent: 1
Hubei Haili Environmental Protection Technology Co., Ltd.
Hubei Sheng, China
Patent: 1
Pengchen New Material Technology Co. Ltd.
Jiangsu Sheng, China
Patent: 1
With the analysis among related 9 patents in last 5 years, we discover 4 new entrants. Shanghai Institute of Technology, Hunan University, Oregon State University are the most active new entrants in this area.
Shanghai Institute of Technology
Shanghai Shi, China
Patent: 3
Hunan Sheng, China
Patent: 1
Oregon, United States
Patent: 1
Hubei Haili Environmental Protection Technology Co., Ltd.
Hubei Sheng, China
Patent: 1
With the analysis among 16 patents, we discovered top 6 universities and scientific research institutions by total patent application. Tianjin University, Shanghai Institute of Technology, Oregon State University are dominant in this area. They take 50.00% of the total patent filing.
Tianjin Shi, China
Patent: 4
Shanghai Institute of Technology
Shanghai Shi, China
Patent: 3
Oregon, United States
Patent: 1
Jiangxi Sheng, China
Patent: 1
Nanjing Normal University
Jiangsu Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1