GENEVA, July 1 -- BEIJING KEYTONE ELECTRONIC RELAY CORP. filed a patent application (CN2025/091442) for “OPTICALLY ISOLATED SOLID-STATE RELAY”. With publication no. WO/2026/123548, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: H03K 17/16
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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