Insulating or insulated package substrates; Interposers; Redistribution layers (leadframes H10W70/40)

Introduced: January 2026

Title

Titles differ between systems:

IPC: Insulating or insulated package substrates; Interposers; Redistribution layers

CPC: Insulating or insulated package substrates; Interposers; Redistribution layers (leadframes H10W70/40)

Full Title

Full titles differ between systems:

IPC:

Package substrates; Interposers; Redistribution layers [RDL] > Insulating or insulated package substrates; Interposers; Redistribution layers

CPC:

Package substrates; Interposers; Redistribution layers [RDL] > Insulating or insulated package substrates; Interposers; Redistribution layers (leadframes H10W70/40)

Additional Content IPC

Leadframes

Of 4 combined children, 2 exist in both systems.

2 codes are CPC-only extensions.

IPC defines codes here since 2026.

Child Classifications

Navigate with arrow keys, Enter to open

H10W 70/611 +2 CPC CPC only CPC only
H10W 70/62 characterised by their interconnections since 2026 +2 CPC IPC+CPC Available in IPC and CPC
H10W 70/67 characterised by their insulating layers or insulating parts since 2026 +1 CPC IPC+CPC Available in IPC and CPC
H10W 70/699 CPC only CPC only

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