GENEVA, Dec. 15 -- JIANGSU SFERE ELECTRIC CO., LTD (No.1 Dongding Road, JiangyinWuxi, Jiangsu 214400), 江苏斯菲尔电气股份有限公司 (中国江苏省无锡市江阴市东定路1号) filed a patent application (PCT/CN2025/088758) for "COMPACT ACTIVE FILTER AND ASSEMBLY METHOD THEREFOR" on Apr 14, 2025. With publication no. WO/2025/251787, the details related to the patent application was published on Dec 11, 2025.

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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