International Patent: GROUND CHARGING CONTROL METHOD AND CIRCUIT FOR TRACTION BATTERIES, AND POWER SUPPLY SYSTEM AND RAIL VEHICLE

GENEVA, Sept. 18 -- CRRC QINGDAO SIFANG CO., LTD. filed a patent application (CN2026/071372) for “GROUND CHARGING CONTROL METHOD AND CIRCUIT FOR TRACTION BATTERIES, AND POWER SUPPLY SYSTEM AND RAIL VEHICLE”. With publication no. WO/2026/184266, here are the other details related to the patent application:

Kind: Initial Publication with ISR [A1]

IPC: B60L 53/00

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

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