-- China overtook Japan in total perovskite solar cell patent applications filed globally, based on the latest patent landscape analysis, Nikkei Asia reported Tuesday.
About 2,000 applications were public, with China leading valid filings as of 2023, according to the report. This ended Japan's lead from 2015 to 2022.
CATL (HKG:3750, SHE:300750) topped company rankings in 2025, followed by Panasonic (TYO:6752), Nikkei Asia wrote.
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