← EPO Patent Bulletin

METHOD FOR ESTIMATING THE CONDITION OF EMERGENCY LIGHTING DEVICES

Publication EP4057780A1 Kind: A1 Mar 18, 2026

Applicants

Tridonic GmbH & Co. KG

Inventors

Wilson, Ian

IPC Classifications

H05B 47/21 20200101AFI20260210BHEP H02J 9/06 20060101ALI20260210BHEP H02J 7/00 20060101ALI20260210BHEP H05B 47/175 20200101ALN20260210BHEP H05B 47/19 20200101ALN20260210BHEP

Designated 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