With the analysis among 164 patents, we discovered top 56 key players by total patent application. Kyowa Kirin Co., Ltd., BASF AB, Ciba Specialty Chemicals Holding, Inc. are dominant in this area. They take 23.17% of the total patent filing.
Tokyo-to, Japan
Patent: 15
California, United States
Patent: 8
California, United States
Patent: 6
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