characterised by multiple TFTs

Introduced: January 2025

Full Title

Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates > characterised by multiple TFTs

CPC subdivides this area 8x more granularly than IPC with 7 additional codes.

7 codes are CPC-only extensions.

IPC defines codes here since 2025.

Child Classifications

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H10D 86/411 CPC only CPC only
H10D 86/421 +3 CPC CPC only CPC only
H10D 86/431 CPC only CPC only
H10D 86/441 +1 CPC CPC only CPC only
H10D 86/451 CPC only CPC only
H10D 86/471 CPC only CPC only
H10D 86/481 CPC only CPC only
H10D 86/60 wherein the TFTs are in active matrices since 2025 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class H10,2013–2023, worldwide · Source: EPO PATSTAT

SAMSUNG DISPLAY KR 21,044
SAMSUNG ELECTRONICS COMPANY KR 14,774
LG DISPLAY COMPANY KR 9,454
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 8,301
SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 7,642
BOE TECHNOLOGY GROUP COMPANY 6,845
BOE TECHNOLOGY GROUP COMPANY CN 6,806
SAMSUNG DISPLAY 6,577
LG CHEM KR 5,461
SEMICONDUCTOR ENERGY LABORATORY COMPANY 5,115

Top Applicants (CPC)

Class H10,2013–2023, worldwide · Source: EPO PATSTAT

SAMSUNG DISPLAY KR 38,446
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 30,922
SAMSUNG ELECTRONICS COMPANY KR 30,059
BOE TECHNOLOGY GROUP COMPANY CN 20,304
LG DISPLAY COMPANY KR 17,772
BOE TECHNOLOGY GROUP COMPANY 15,621
SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 13,629
IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 11,750
SAMSUNG DISPLAY 11,316
SEMICONDUCTOR ENERGY LABORATORY COMPANY 9,697