With the analysis among 222 patents, we discovered top 67 key players by total patent application. Celanese International Corp., BP Plc, American Air Filter Co., Inc. are dominant in this area. They take 28.38% of the total patent filing.
Texas, United States
Patent: 35
Kentucky, United States
Patent: 11
Zuid-Holland, Netherlands
Patent: 10
Pennsylvania, United States
Patent: 6
California, United States
Patent: 6
Shanghai Shi, China
Patent: 6
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With the analysis among related 28 patents applied in the last 5 years. We discover 13 most active companies in this area. The fast-growing Dow Global Technologies LLC, Regents of the University of California, Rohm & Haas Co. take 64.29% of patent filing during this period.
Michigan, United States
Patent: 6
California, United States
Patent: 6
Pennsylvania, United States
Patent: 6
Chiba-ken, Japan
Patent: 2
Fujian Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
Virginia, United States
Patent: 1
With the analysis among related 28 patents in last 5 years, we discover 8 new entrants. Dow Global Technologies LLC, Regents of the University of California, Rohm & Haas Co. are the most active new entrants in this area.
Michigan, United States
Patent: 6
California, United States
Patent: 6
Pennsylvania, United States
Patent: 6
Fujian Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
With the analysis among 43 patents, we discovered top 9 universities and scientific research institutions by total patent application. Fudan University, Kyoto University, University of Rochester are dominant in this area. They take 55.81% of the total patent filing.
Shanghai Shi, China
Patent: 11
New York, United States
Patent: 4
New Mexico, United States
Patent: 2
Aichi-ken, Japan
Patent: 1
Hubei Sheng, China
Patent: 1
Liaoning Sheng, China
Patent: 1
Fujian Sheng, China
Patent: 1