(19)
(11) EP 4 817 156 A1

(12)

(43) Date of publication:
07.10.2026 Bulletin 2026/41

(21) Application number: 24898812.3

(22) Date of filing: 27.11.2024
(51) International Patent Classification (IPC): 
H02J 7/00(2026.01)
(52) Cooperative Patent Classification (CPC):
H02J 7/56; H02J 7/54; H02J 7/80; H02J 7/96
(86) International application number:
PCT/US2024/057861
(87) International publication number:
WO 2025/117823 (05.06.2025 Gazette 2025/23)
(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: 28.11.2023 US 202318520801

(71) Applicant: True Balancing, LLC
Cardiff by the Sea, California 92007 (US)

(72) Inventor:
  • GRASSHOFF, Eric, Paul
    San Marcos, CA 92078 (US)

(74) Representative: Barker Brettell LLP 
100 Hagley Road Edgbaston
Birmingham, West Midlands B16 8QQ
Birmingham, West Midlands B16 8QQ (GB)

   


(54) ACTIVE CELL BALANCING IN BATTERIES USING SWITCH MODE DIVIDERS