With 1,978 Batteries related patents published between 2002 and 2022, LG Corp holds the most number of Batteries patents in the global Chemicals sector, of which 60.5% was contributed by its subsidiary LG Life Science LTD.
The second largest number of Batteries related patents were published by Toray Industries Inc with 1,157 patents. The third largest number of Batteries related patents were published by Zeon Corp with 852 patents. The fourth largest number of Batteries related patents were published by Asahi Kasei Corp with 844 patents, of which 39.3% was contributed by its subsidiary Celgard LLC. The fifth largest number of Batteries related patents were published by Showa Denko KK with 707 patents, of which 50.2% was contributed by its subsidiary Showa Denko Packaging Co.,Ltd..
The top five patent holders, i.e., LG Corp, Toray Industries Inc, Zeon Corp, Asahi Kasei Corp, and Showa Denko KK, together held 5,538 Batteries patents during the period.
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