Cell Design and Materials: Li-Ion

Geographical Distribution of Alive Silicon Anode-Related Patent Assets for Main Asian IP Assignees

LG, Samsung, and CATL have a strong and extensive worldwide IP strategy.

Source: Patent search was done in November 2025 by KnowMade, using keywords related to silicon-based anode for Li-ion batteries, IPC/CPCs H01M, C01B033, etc.), and assignee names CATL, BYD, BTR, LG, SK, Samsung, Panasonic) in Orbit Questel) which provides 100+ million patent documents from 100+ patent offices USA, Japan, Europe, China, Korea, Taiwan, India, etc.).

Extracted from the PDF; charts and images may read imperfectly.