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EP 4 413 610 A1

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(43) Date of publication: 14.08.2024 Bulletin 2024/33 (21) Application number: 22879010.1 (22) Date of filing: 05.10.2022

(51) International Patent Classification (IPC):  H01J 65/04(2006.01) H05H 1/24(2006.01) H01J 61/02(2006.01) (52) Cooperative Patent Classification (CPC): H01J 65/04; H01J 61/302; H01J 61/025 (86) International application number: PCT/RU2022/050311 (87) International publication number: WO 2023/059228 (13.04.2023 Gazette 2023/15)

(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: KH MA MD TN (30) Priority: 08.10.2021 RU 2021129398 29.10.2021 US 202117514178 (71) Applicants: ISTEQ B.V. 5656 AE Eindhoven (NL) ISTEQ Group Holding B.V. 5656 AE Eindhoven (NL)

(72) Inventors: ABRAMENKO, Dmitriy Borisovich Moscow 129128 (RU) GAYASOV, Robert Rafilevich Moscow 108840 (RU) GLUSHKOV, Denis Alexandrovich 3434kt Nieuwegein (NL) KRIVTSUN, Vladimir Mikhailovich Moscow 108840 (RU) LASH, Aleksandr Andreevich Moscow 127051 (RU) (74) Representative: Knöner, Gregor et al Kahler Käck Mollekopf Partnerschaft von Patentanwälten mbB Vorderer Anger 239 86899 Landsberg am Lech 86899 Landsberg am Lech (DE)