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EP 4 519 949 A1

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(43) Date of publication: 12.03.2025 Bulletin 2025/11 (21) Application number: 22940898.4 (22) Date of filing: 02.05.2022

(51) International Patent Classification (IPC):  H02H 3/08(2006.01) G01R 19/12(2006.01) H02H 1/04(2006.01) G01R 19/165(2006.01) (52) Cooperative Patent Classification (CPC): H02H 1/04; G01R 19/165; G01R 31/52; H02H 3/087 (86) International application number: PCT/US2022/027295 (87) International publication number: WO 2023/214961 (09.11.2023 Gazette 2023/45)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (71) Applicant: Leach International Corporation Buena Park, CA 90622-5032 (US)	(72) Inventors: TRAN, Anhtai Le Garden Grove, California 92841 (US) KHAN, Imtiaz Ahmad Trabuco Canyon, California 92679 (US) TOFIGH, Farshid Mission Viejo, California 92691 (US) UYEHARA, Chad Honolulu, Hawaii 96813 (US) HANA, Tony Anaheim, California 92804 (US) (74) Representative: Patentanwaltskanzlei Matschnig & Forsthuber OG  Biberstraße 22 Postfach 36 1010 Wien 1010 Wien (AT)