With 1,177 patents published between 2002 and 2022, BASF SE holds the most number of patents in the Chemicals sector in Kazakhstan.
The second largest number of patents were published by Bayer AG with 876 related patents, of which 57.3% was contributed by its subsidiary Bayer CropScience AG. The third largest number of patents were published by Johnson & Johnson with 764 related patents, of which 61.1% was contributed by its subsidiary Janssen Pharmaceutica NV. The fourth largest number of patents were published by Pfizer Inc with 691 related patents. The fifth largest number of patents were published by China National Chemical Corp with 535 related patents, of which 67.1% was contributed by its subsidiary Syngenta Participations AG.
The top five patent holders, i.e., BASF SE, Bayer AG, Johnson & Johnson, Pfizer Inc, and China National Chemical Corp, together held 4,043 patents during the period.
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