With 414 Lithium-Ion Batteries related patents published between 2002 and 2022, Toray Industries Inc holds the most number of Lithium-Ion Batteries patents in the global Chemicals sector.
The second largest number of Lithium-Ion Batteries related patents were published by Asahi Kasei Corp with 406 patents, of which 43.8% was contributed by its subsidiary Celgard LLC. The third largest number of Lithium-Ion Batteries related patents were published by Samsung SDI Co Ltd with 393 patents. The fourth largest number of Lithium-Ion Batteries related patents were published by Toppan Inc with 359 patents. The fifth largest number of Lithium-Ion Batteries related patents were published by LG Corp with 333 patents, of which 53.5% was contributed by its subsidiary LG Chem Ltd.
The top five patent holders, i.e., Toray Industries Inc, Asahi Kasei Corp, Samsung SDI Co Ltd, Toppan Inc, and LG Corp, together held 1,905 Lithium-Ion Batteries patents during the period.
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