← EPO Patent Bulletin

ORGANIC EL ELEMENT MATERIAL, ORGANIC EL ELEMENT, DISPLAY DEVICE, AND ILLUMINATION DEVICE

Publication EP4300610A1 Kind: A1 Mar 18, 2026

Applicants

Toray Industries, Inc.

Inventors

TOKUDA, Takashi, OKANO, Tsubasa, NAGAO, Kazumasa

IPC Classifications

C07D 471/04 20060101AFI20241210BHEP H05B 33/12 20060101ALI20241210BHEP H10K 50/16 20230101ALI20241210BHEP H10K 85/60 20230101ALI20241210BHEP

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