With 235 patents published between 2002 and 2022, Pfizer Inc holds the most number of patents in the Chemicals sector in Slovakia, of which 35.7% was contributed by its subsidiary Pfizer Products Inc..
The second largest number of patents were published by BASF SE with 204 related patents. The third largest number of patents were published by Bayer AG with 153 related patents. The fourth largest number of patents were published by Sanofi with 139 related patents, of which 26.6% was contributed by its subsidiary Aventis Pharma SA. The fifth largest number of patents were published by AstraZeneca Plc with 110 related patents, of which 80.0% was contributed by its subsidiary AstraZeneca AB.
The top five patent holders, i.e., Pfizer Inc, BASF SE, Bayer AG, Sanofi, and AstraZeneca Plc, together held 841 patents during the period.
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