GENEVA, June 19 -- STATE GRID HENAN ELECTRIC POWER COMPANY ELECTRIC POWER SCIENCE RESEARCH INSTITUTE filed a patent application (CN2025/144249) for “SYSTEM AND METHOD FOR MONITORING INSULATION STATE OF ULTRA-HIGH VOLTAGE DC BUSHINGS”. With publication no. WO/2026/086967, here are the other details related to the patent application:
Kind: Later publication of international search report [A3]
IPC: G01R 31/12
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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