H01H 1/0233

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2025/0037,949 VACUUM INTERRUPTER, VACUUM CIRCUIT BREAKER, AND VACUUM CONTACTORFeb 19, 24Jan 30, 25KABUSHIKI KAISHA TOSHIBA; Toshiba Infrastructure Systems & Solutions Corporation;
2019/0378,664 CONTACT MATERIAL, METHOD OF MANUFACTURING SAME, AND VACUUM VALVEOct 24, 17Dec 12, 19Mitsubishi Electric Corporation
2015/0170,846 MONOLITHIC CONTACT SYSTEM AND METHOD OF FORMINGDec 16, 14Jun 18, 15GENERAL ELECTRIC COMPANY
2015/0107,972 TRIP DEVICE FOR CIRCUIT BREAKERJul 23, 14Apr 23, 15LSIS CO., LTD.