GENEVA, Oct. 5 -- DOUYIN VISION CO., LTD. filed a patent application (CN2025/125185) for “STACK-UP STRUCTURE FOR PRINTED CIRCUIT BOARD, AND PRINTED CIRCUIT BOARD”. With publication no. WO/2026/199875, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: H05K 1/02
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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