With the analysis among 177 patents, we discovered top 41 key players by total patent application. Hoechst AG, Sumitomo Chemical Co., Ltd., Huls are dominant in this area. They take 38.42% of the total patent filing.
Hessen, Germany
Patent: 33
Tokyo-to, Japan
Patent: 24
Delaware, United States
Patent: 9
Oklahoma, United States
Patent: 4
Louisiana, United States
Patent: 4
New Providence, The Bahamas
Patent: 4
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With the analysis among related 1 patents applied in the last 5 years. We discover 1 most active companies in this area.
With the analysis among related 1 patents in last 5 years, we discover 1 new entrants.
With the analysis among 3 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Zhejiang Sheng, China
Patent: 1