With the analysis among 264 patents, we discovered top 80 key players by total patent application. BASF AB, Toray Industries, Inc., Chemische Fabrik Kalk Gesellschaft Mit Beschränkter Haftung are dominant in this area. They take 43.56% of the total patent filing.
Tokyo-to, Japan
Patent: 29
Nordrhein-Westfalen, Germany
Patent: 13
Fukushima-ken, Japan
Patent: 5
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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.
Shandong Sheng, China
Patent: 1
With the analysis among related 4 patents in last 5 years, we discover 2 new entrants.
Shandong Sheng, China
Patent: 1
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