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(11)

EP 4 825 150 A2

(12)

(88) Date of publication A3: 27.11.2025 (43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24932465.8 (22) Date of filing: 13.12.2024

(51) International Patent Classification (IPC):  H10N 60/01(2023.01) G01R 33/035(2006.01) H10N 69/00(2026.01) H03K 3/38(2006.01) (52) Cooperative Patent Classification (CPC): G06N 10/40; H10N 69/00 (86) International application number: PCT/US2024/060201 (87) International publication number: WO 2025/207167 (02.10.2025 Gazette 2025/40)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: GE KH MA MD TN (30) Priority: 13.12.2023 US 202363609838 P (71) Applicants: Seeqc Inc. Elmsford, NY 10523 (US) Sun Magnetics Pty 7600 Stellenbosch (ZA) University of Connecticut Farmington, Connecticut 06032 (US)

(72) Inventors: MUKHANOV, Oleg New York 10579 (US) YOHANES, Daniel New York 06905 (US) FOURIE, Coenrad 7600 Stellenbosch (ZA) JACKMAN, Kyle 7600 Stellenbosch (ZA) SOCHNIKOV, Ilya Storrs, Connecticut 06269 (US) (74) Representative: Potter Clarkson  Chapel Quarter Mount Street Nottingham NG1 6HQ Nottingham NG1 6HQ (GB)