With the analysis among 101 patents, we discovered top 20 key players by total patent application. IG Farbenindustrie AG, Procter & Gamble Deutschland GmbH, Imperial Chemical Industries Ltd. are dominant in this area. They take 34.65% of the total patent filing.
Hessen, Germany
Patent: 16
Procter & Gamble Deutschland GmbH
Hessen, Germany
Patent: 10
Aichi-ken, Japan
Patent: 7
Delaware, United States
Patent: 5
Virginia, United States
Patent: 4
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