With 29 patents published between 2002 and 2022, Alpla Werke Alwin Lehner GmbH and Co KG holds the most number of patents in the Chemicals sector in Switzerland.
The second largest number of patents were published by General Electric Co with 12 related patents. The third largest number of patents were published by BASF SE with 11 related patents. The fourth largest number of patents were published by The Swatch Group Ltd with 11 related patents, of which 81.8% was contributed by its subsidiary The Swatch Group Research And Development Ltd. The fifth largest number of patents were published by Emesta Holding AG with 10 related patents, of which 60.0% was contributed by its subsidiary EMS-CHEMIE AG.
The top five patent holders, i.e., Alpla Werke Alwin Lehner GmbH and Co KG, General Electric Co, BASF SE, The Swatch Group Ltd, and Emesta Holding AG, together held 73 patents during the period.
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