With the analysis among 106 patents, we discovered top 21 key players by total patent application. Shell Internationale Research Maatschappij BV, BASF AB, IG Farbenindustrie AG are dominant in this area. They take 36.79% of the total patent filing.
Zuid-Holland, Netherlands
Patent: 16
Texas, United States
Patent: 2
Jiangsu Sheng, China
Patent: 2
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With the analysis among related 4 patents applied in the last 5 years. We discover 3 most active companies in this area.
Jiangsu Sheng, China
Patent: 2
Henan Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
With the analysis among related 4 patents in last 5 years, we discover 3 new entrants.
Jiangsu Sheng, China
Patent: 2
Henan Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
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